Mestrual Hormones

Question 1

How does the concentration of hormones change?

Answer 1

During the menstrual cycle the lining of the uterus(womb) is prepared for pregnancy and if pregnancy does not happen the lining is then shed at menstruating. This means that the concentration of hormones change over the month

Question 2

What does FSH do and does it inhibit or stimulate?

Answer 2

It causes follicle to mature and stimulates ovary to produce oestrogen

Question 3

What does oestrogen do and does it stimulate or inhibit?

Answer 3

It builds and maintains uterus lining
Rapid rise in oestrogen stimulates pituitary gland to produce LH. It inhibits FSH. Surge stimukates LH

Question 4

What does LH do?

Answer 4

Causes ovulation (release of à mature egg from an ovary)

Question 5

What does progesterone do and does it inhibit or stimulate?

Answer 5

Maintains uterus lining
Inhibits FSH and LH