Describe the role or each of the following hormones in the human menstrual cycle
(i) Oestrogen
(ii) Progesterone
(iii)Luteinising hormone

Answer:

i)
Answer
•Oestrogen causes repair/healing of uterine wall
• Oestrogen stimulates anterior lobe of pituitary to produce luteinising hormone (LH)
ii)
•Progesterone causes proliferation/thickening of uterine wall.
iii)
-LH causes ovulation. It also causes graafian follicle to change into corpus luteum. LH stimulates corpus luteum to secrete progesterone

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