The Menstrual Cycle Flashcards
1
Q
outline the physiology of what happens when no fertilisation occurs
A
2
Q
when does ovulation occur?
A
14 days before the end of the menstrual cycle ie day 14 of a 28 day cycle
3
Q
outline the 2 phases of the menstrual cycle
A
- Follicular phase
- from start of menstruation to ovulation
- first 14 days
- Luteal phase
- from ovulation to start of menstruation
- last 14 days
4
Q
define menstruation
A
- superficial and middle layers of endometrium separating from basal layer
- tissue is broken down inside uterus and released via cervix
5
Q
apart from the fall in progesterone which causes menstruation, what else aids this?
A
prostaglandins released by stromal cells of endometrium, which encourage endometrium to break down and uterus to contract
6
Q
outline the role of female sex hormones in pregnancy
A
7
Q
diagram of menstrual / ovarian cycle
A
