DP Biology (first assessment 2025)

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D. Continuity and Change » D3.3 Homeostasis

D3.3 Homeostasis

Description

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Directly related questions

22N.1A.SL.TZ0.2:
What life function is illustrated?

A. Nutrition

B. Homeostasis

C. Endocytosis

D. Response
22N.1A.SL.TZ0.2:
What life function is illustrated?

A. Nutrition

B. Homeostasis

C. Endocytosis

D. Response
22N.1A.SL.TZ0.29: The graph shows human body temperature variation in a daily rhythm of 24 hours. Which hormone...
22N.1A.SL.TZ0.29: The graph shows human body temperature variation in a daily rhythm of 24 hours. Which hormone...
22N.2.HL.TZ0.5a.i: Identify structure X.
22N.2.HL.TZ0.5a.i: Identify structure X.
22N.2.HL.TZ0.a.i: Identify structure X.
22N.2.HL.TZ0.5a.ii: Identify structure Y.
22N.2.HL.TZ0.5a.ii: Identify structure Y.
22N.2.HL.TZ0.a.ii: Identify structure Y.
22N.2.HL.TZ0.5b:
State the region of the kidney in which the loop of Henle is situated.
22N.2.HL.TZ0.5b:
State the region of the kidney in which the loop of Henle is situated.
22N.2.HL.TZ0.b:
State the region of the kidney in which the loop of Henle is situated.
22N.2.HL.TZ0.5c:
Explain the role of the hormone ADH in osmoregulation.
22N.2.HL.TZ0.5c:
Explain the role of the hormone ADH in osmoregulation.
22N.2.HL.TZ0.c:
Explain the role of the hormone ADH in osmoregulation.
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.a:
Explain the mechanisms involved in thermoregulation in humans.

Sub sections and their related questions

D3.3.1. Homeostasis as maintenance of the internal environment of an organism

22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22N.1A.SL.TZ0.2:
What life function is illustrated?

A. Nutrition

B. Homeostasis

C. Endocytosis

D. Response
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22N.1A.SL.TZ0.2:
What life function is illustrated?

A. Nutrition

B. Homeostasis

C. Endocytosis

D. Response
SPM.1A.HL.TZ0.30: How would the body respond to a rise above normal body temperature?
SPM.1A.SL.TZ0.21: How would the body respond to a rise above normal body temperature?

D3.3.2. Negative feedback loops in homeostasis

22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
19M.1A.SL.TZ2.29: Which hormone is part of a negative feedback control system and acts on cells in the...
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.1a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.1b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.1c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.1d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.1e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.1f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.1g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.1h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.1i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.1j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.a: Estimate the difference between the highest and lowest mean body temperatures.
22M.2.SL.TZ1.b: Compare and contrast the changes in mean ambient and body temperatures during 2012.
22M.2.SL.TZ1.c:
Explain the change in heart rate during the period of hibernation.
22M.2.SL.TZ1.d: Distinguish between the changes in porosity of the bones in humans and bears as age increases.
22M.2.SL.TZ1.e: The life expectancy of a human at the time of the study was 80 years. Estimate the porosity of...
22M.2.SL.TZ1.f: The researchers assessed age as a proportion of normal life span, rather than in years. Suggest...
22M.2.SL.TZ1.g:
Describe what is happening to the bone during hibernation.
22M.2.SL.TZ1.h:
Suggest how the graph would differ for a human during a long period of inactivity.
22M.2.SL.TZ1.i:
Calculate the percentage increase in the mean concentration of osteocalcin from pre-hibernation to hibernation.
22M.2.SL.TZ1.j:
A hypothesis has been proposed that an increase in parathyroid hormone concentration causes an increase in osteocalcin in bears. Evaluate the evidence for this hypothesis provided by the data.
22M.2.SL.TZ1.1a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.1a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.1b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.1b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.1f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.1g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.1h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.1i:
State one feature of the sloth that would indicate it is a mammal.
22M.2.SL.TZ1.a.i: State the relationship between sloth body temperature and ambient temperature.
22M.2.SL.TZ1.a.ii: Explain how this relationship differs from that in humans.
22M.2.SL.TZ1.b.i: Describe the trend in body posture as ambient temperature rises from 22 to 34 °C.
22M.2.SL.TZ1.b.ii: Suggest reasons for this trend.
22M.2.SL.TZ1.f: The mean daily food intake fluctuated from day to day. State the month that contains the day on...
22M.2.SL.TZ1.g: Outline the relationship between ambient daily temperature and food intake in March.
22M.2.SL.TZ1.h: Suggest, with a reason, how the activity of the sloth varies with ambient temperature.
22M.2.SL.TZ1.i:
State one feature of the sloth that would indicate it is a mammal.
19M.1A.SL.TZ2.29: Which hormone is part of a negative feedback control system and acts on cells in the...

D3.3.3. Regulation of blood glucose as an example of the role of hormones in homeostasis

22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
20N.1B.SL.TZ0.1d.i:
Compare the data for plasma insulin levels before and after the study diet.
20N.1B.SL.TZ0.1d.ii:
State which cells secrete insulin.
20N.1B.SL.TZ0.1d.iii: Outline the reason for plasma insulin levels changing in the first 30 minutes of the test.
20N.1B.SL.TZ0.1e:
The hypothesis made before the study was that saturated fats in the diet affected the risk of coronary artery blockage and diabetes. Using all the data in question 1, evaluate whether this hypothesis is supported by the study.
19M.2.SL.TZ1.20c: HGH is a peptide hormone. Describe the mode of action of peptide hormones on target cells.
19M.2.SL.TZ2.6c:
Discuss the control of blood glucose levels and the consequences if they are not maintained.
22M.1A.SL.TZ1.30: What is most likely to increase in the presence of insulin? A. The rate of anaerobic...
19M.1A.SL.TZ2.29: Which hormone is part of a negative feedback control system and acts on cells in the...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
23M.1A.SL.TZ1.19: What is secreted by the pancreas for digestion in the small intestine? A. Lipase to break bond...
23M.1A.SL.TZ1.30: Which hormone helps control levels of glucose in blood? A. Insulin secreted by the liver...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
20N.1B.SL.TZ0.1d.i:
Compare the data for plasma insulin levels before and after the study diet.
20N.1B.SL.TZ0.1d.ii:
State which cells secrete insulin.
20N.1B.SL.TZ0.1d.iii: Outline the reason for plasma insulin levels changing in the first 30 minutes of the test.
20N.1B.SL.TZ0.1e:
The hypothesis made before the study was that saturated fats in the diet affected the risk of coronary artery blockage and diabetes. Using all the data in question 1, evaluate whether this hypothesis is supported by the study.
20N.1B.SL.TZ0.d.i:
Compare the data for plasma insulin levels before and after the study diet.
20N.1B.SL.TZ0.d.ii:
State which cells secrete insulin.
20N.1B.SL.TZ0.d.iii: Outline the reason for plasma insulin levels changing in the first 30 minutes of the test.
20N.1B.SL.TZ0.e:
The hypothesis made before the study was that saturated fats in the diet affected the risk of coronary artery blockage and diabetes. Using all the data in question 1, evaluate whether this hypothesis is supported by the study.
19M.2.SL.TZ1.c: HGH is a peptide hormone. Describe the mode of action of peptide hormones on target cells.
19M.2.SL.TZ2.6c:
Discuss the control of blood glucose levels and the consequences if they are not maintained.
19M.2.SL.TZ2.c:
Discuss the control of blood glucose levels and the consequences if they are not maintained.
22M.1A.SL.TZ1.30: What is most likely to increase in the presence of insulin? A. The rate of anaerobic...
19M.1A.SL.TZ2.29: Which hormone is part of a negative feedback control system and acts on cells in the...
SPM.1A.SL.TZ0.19: What conveys messages from the central nervous system to an endocrine gland? A. Sensory...
23M.1A.SL.TZ1.19: What is secreted by the pancreas for digestion in the small intestine? A. Lipase to break bond...
23M.1A.SL.TZ1.30: Which hormone helps control levels of glucose in blood? A. Insulin secreted by the liver...

D3.3.4. Physiological changes that form the basis of type 1 and type 2 diabetes

22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.5b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.5b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.
22M.2.SL.TZ2.b.i:
Explain what happens in a person when they develop type I diabetes.
22M.2.SL.TZ2.b.ii: State how type I diabetes should be treated to avoid harmful health consequences of the condition.

D3.3.5. Thermoregulation as an example of negative feedback control

22N.1A.SL.TZ0.29: The graph shows human body temperature variation in a daily rhythm of 24 hours. Which hormone...
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
22N.1A.SL.TZ0.29: The graph shows human body temperature variation in a daily rhythm of 24 hours. Which hormone...
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.a:
Explain the mechanisms involved in thermoregulation in humans.

D3.3.6. Thermoregulation mechanisms in humans

21M.1A.SL.TZ2.7: What property of water accounts for its usefulness as a coolant in sweat? A. High specific heat...
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
23M.2.SL.TZ1.4bi:
With reference to the diagram, explain how water in sweat evaporates.
23M.2.SL.TZ1.4bi:
With reference to the diagram, explain how water in sweat evaporates.
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
21M.1A.SL.TZ2.7: What property of water accounts for its usefulness as a coolant in sweat? A. High specific heat...
SPM.2.SL.TZ0.8a:
Explain the mechanisms involved in thermoregulation in humans.
SPM.2.SL.TZ0.a:
Explain the mechanisms involved in thermoregulation in humans.
23M.2.SL.TZ1.4bi:
With reference to the diagram, explain how water in sweat evaporates.
23M.2.SL.TZ1.i:
With reference to the diagram, explain how water in sweat evaporates.
23M.2.SL.TZ1.4bi:
With reference to the diagram, explain how water in sweat evaporates.
23M.2.SL.TZ1.i:
With reference to the diagram, explain how water in sweat evaporates.

D3.3.7. Role of the kidney in osmoregulation and excretion

22M.2.HL.TZ1.6c:
Explain how water balance is restored in mammals when they are dehydrated.
22M.2.SL.TZ2.8b:
Humans need to balance water and solute concentrations and also excrete nitrogenous wastes. Explain how the different parts of the kidney carry out these processes.
20N.2.HL.TZ0.7c:
Explain the role of the kidney in osmoregulation.
19M.2.HL.TZ1.6c: Explain how blood solute concentrations are kept within narrow limits in the human body.
23M.2.HL.TZ1.6a:
Outline the role of ADH in osmoregulation.
23M.2.HL.TZ2.2d:
The concentration of urea in blood plasma is typically about 30 mg per 100 ml. In urine it can be as high as 1800 mg per 100 ml. Explain how this increase in concentration is achieved.
22M.2.HL.TZ1.6c:
Explain how water balance is restored in mammals when they are dehydrated.
22M.2.HL.TZ1.c:
Explain how water balance is restored in mammals when they are dehydrated.
22M.2.SL.TZ2.8b:
Humans need to balance water and solute concentrations and also excrete nitrogenous wastes. Explain how the different parts of the kidney carry out these processes.
22M.2.SL.TZ2.b:
Humans need to balance water and solute concentrations and also excrete nitrogenous wastes. Explain how the different parts of the kidney carry out these processes.
20N.2.HL.TZ0.7c:
Explain the role of the kidney in osmoregulation.
20N.2.HL.TZ0.c:
Explain the role of the kidney in osmoregulation.
19M.2.HL.TZ1.6c: Explain how blood solute concentrations are kept within narrow limits in the human body.
19M.2.HL.TZ1.c: Explain how blood solute concentrations are kept within narrow limits in the human body.
23M.2.HL.TZ1.6a:
Outline the role of ADH in osmoregulation.
23M.2.HL.TZ1.a:
Outline the role of ADH in osmoregulation.
23M.2.HL.TZ2.2d:
The concentration of urea in blood plasma is typically about 30 mg per 100 ml. In urine it can be as high as 1800 mg per 100 ml. Explain how this increase in concentration is achieved.
23M.2.HL.TZ2.d:
The concentration of urea in blood plasma is typically about 30 mg per 100 ml. In urine it can be as high as 1800 mg per 100 ml. Explain how this increase in concentration is achieved.

D3.3.8. Role of the glomerulus, Bowman’s capsule and proximal convoluted tubule in excretion

D3.3.9. Role of the loop of Henle

D3.3.10. Osmoregulation by water reabsorption in the collecting ducts

D3.3.11. Changes in blood supply to organs in response to changes in activity

None