Menstrual Cycle Flashcards
1
Q
FSH
A
Pituitary gland.
Causes follicle to mature (egg +surroundings cell)
Stimulates Oestrogen
2
Q
Oestrogen
A
Released by ovaries.
Thickens lining of uterus
Stimulates LH
3
Q
LH (Luteinising Hormone)
A
Pituitary gland.
Stimulates Ovulation -ruptures follicle releasing egg.
Stimulates follicle to develop to Corpus Luteum - Secretes Progesterone
4
Q
Progesterone
A
Released by Corpus Luteum.
Maintains lining of Uterus.
Inhibits FSH and LH
When Progesterone falls - Oestrogen reduces, so uterus lining breaks down.
Low Progesterone causes FSH to be released, the cycle restarts.
5
Q
Order
A
FSH, Oestrogen, LH, Progesterone