3. reproduction and inheritance Flashcards
3.9, 3.10B
1
Q
where is oestrogen produced?
A
in the ovary
2
Q
what is the role of oestrogen?
A
-stimulates the uterus to develop a lining (causes uterus lining to thicken)
-post ovulation, inhibits FSH and LH production
3
Q
where is progesterone produced?
A
in the ovary
4
Q
what is the role of progesterone?
A
-maintains and thickens the lining of the uterus
-inhibits FSH and LH production
-if fertilisation doesn’t occur, levels drop and menstruation occurs
5
Q
where is FSH produced?
A
pituitary gland
6
Q
what is the role of FSH
A
-causes eggs to mature in ovaries
-stimulates follicles in the ovaries to secrete oestrogen
7
Q
where is LH produced?
A
pituitary gland
8
Q
what is the role of LH?
A
-stimulates ovulation (release of egg from ovary to oviduct)
