From days 14-23 progesterone secretion increases.
i) From where is progesterone secreted?
ii) What does it appear to do in the uterus?
iii) What effects does it have on FSH and LH?
After day 14 the levels of FSH and LH fall.
i) What effects does this have in the ovary?
ii) Why do progesterone and oestrogen levels decline at the end of the cycle?
iii) What event happens when they do decline?