Question 19M.2.SL.TZ2.3c
| Date | May 2019 | Marks available | [Maximum mark: 2] | Reference code | 19M.2.SL.TZ2.3c |
| Level | SL | Paper | 2 | Time zone | TZ2 |
| Command term | Outline | Question number | c | Adapted from | N/A |
Hormones are distributed throughout the body by the blood. Outline the roles of two reproductive hormones during the menstrual cycle in women.
[2]
a. FSH/follicle stimulating hormone stimulates the development of follicles/follicle cell division in the ovary «to produce eggs» ✔ Two different hormones must be identified.
b. LH/luteinizing hormone triggers ovulation/development of the corpus luteum ✔
c. estrogen stimulates development of the uterine lining/endometrium ✔ Description of role required as well as name of hormone.
d. progesterone maintains the uterine lining/endometrium
OR
inhibits other hormones by negative feedback eg, FSH ✔
e. HCG stimulates ovary to produce progesterone «in early pregnancy» ✔
f. other verifiable hormone and roles relevant to the menstrual cycle ✔
Students were able to correctly identify hormones that played a role in the menstrual cycle and were often successful in outlining their function. A common problem was distinguishing the role of progesterone from that of estrogen.
