Describe the role of hormones in the female menstrual cycle (20mks)

• Follicle stimulating hormone (FSH) – development of graafian follicle; stimulates ovary; to produce oestrogen
• Oestrogen; - repairs the uterine walls; at high levels; stimulates; pituitary gland; to produce luternizing hormone; suppresses Follicle stimulating Hormone (FSH)
• Luternizing hormone: - cause ovulation; cause development of corpus luteum ; (from graafian); corpus luteum produces progesterone
• Progesterone; - inhibits production of FSH; causes the development / thickening of uterine walls; maintains pregnancy; inhibits production of oestrogen; suppresses the production of luteinizing hormone from the pituitary gland stops ovulation

(20 mks)