(a)[2]
Identify, using Fig. 4.1, hormone R and hormone S.
(b)[2]
State the day or days in the menstrual cycle shown in Fig. 4.1 when ovulation is most likely to happen and when shedding of the uterine lining occurs.
(c)[2]
Describe how the concentration of progesterone would alter during pregnancy. Give a reason for this change.
(d)[2]
State where progesterone is produced during a menstrual cycle and during pregnancy.
(e)[1]
Describe the function of FSH in the menstrual cycle.