Question 18M.3.SL.TZ2.c
| Date | May 2018 | Marks available | [Maximum mark: 3] | Reference code | 18M.3.SL.TZ2.c |
| Level | SL | Paper | 3 | Time zone | TZ2 |
| Command term | Explain | Question number | c | Adapted from | N/A |
A student recorded their dietary consumption over a 24-hour period into diet tracker software. The record of their consumption is shown in the table.
The bar chart shows the degree to which the student’s diet met the recommended daily target for five food groups.
The tracker indicated that the student had exceeded the recommended intake of dietary sodium. Overconsumption of dietary sodium can lead to hypertension. Explain what is meant by hypertension, referring to specific diastolic and systolic values.
[3]
a. hypertension is high blood pressure
b. systolic is when the heart is contracting and diastolic is relaxing
c. systolic pressure higher than 120/130/140 «mmHg in an adult»
d. diastolic pressure higher than 80/90 «mmHg in an adult»
For answers c. and d. the units are not required.
Accept 12/13/14 for systolic and 8/9 for diastolic as this is how it is expressed in many countries.
