AQA Biol5: The Menstrual Cycle Flashcards on the menstrual cycle from AQA Biol5 1.0 / 5 based on 1 rating ? BiologyHuman, animal and plant physiologyA2/A-levelAQA Created by: annaCreated on: 14-06-13 12:34 Where is FSH released from? The pituitary gland 1 of 10 What does FSH do? It stimulates the development of a follice and stimulates the release of oestrogen 2 of 10 Where is oestrogen released from? The ovaries and also the follicle 3 of 10 What does low concentrations of oestrogen do? It stimulates the thickening of the uterus lining and inhibits the release of FSH 4 of 10 What does a high concentration of oestrogen do? It stimulates the release of FSH and LH 5 of 10 Where is LH released from? The pituitary gland 6 of 10 What does LH do? It stimulates ovulation (ruptures follicle releasing the egg) and stimulates the ruptured follicle to turn into a corpus luteum 7 of 10 Where is progesterone released from? The corpus luteum 8 of 10 What does progesterone do? It inhibits the release of FSH and LH and maintains the uterus lining 9 of 10 What happens if no embryo implants? The corpus luteum stops releasing progesterone which means LH and FSH are no longer inhibited. The cycle starts again. 10 of 10
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