Dr Kamal's Intro to Gynae Flashcards
when does implantation occur
day 8
what is the axis involved in menstrual cycle
hypothalamic - anterior pituitary - ovaries
what hormones are invovled in menstruation
GnRH - LH/FSH - progesterone / oestrogen
what does oogenesis produce
1 egg and 1 polar body each time
what does spermatogenesis produce
2 sperm each time
what is the name of the dominant follicle
graffian follicle
what cells does graffian follicle have & what do they make
thecal and granulosa
E2
where does eoestrogen e2 act and what does it cause
endometrial columnar cells
mitosis (proliferation)
what does LH surge cause
egg release (ovulation)
when does LH surge occur in relation to ovulation
72hrs before
how is the egg released
follicle ruptures
why does the egg move down the fallopian tube
cillia
what is made when egg and sperm meet
zygote
where does zygote implant
middle of uterine endometrium
list stages of mitosis as egg travels
modular - blastular - outer cell and inner cell mass
what does the outer cell mass make
trophoblast - placenta
what does the inner cell mass make
bilaminar disc - trilaminar disc - foetal pole
what is the process of no fertilisation
graffian follicle - corpus luteum - progesterone
risks of PCOS
infertility
cancer due to endometrial hyperplasia
where is an ectopic most likely to implant
ampula of fallopian tube
what causes an ectopic
poor ciliary function
blockage eg endometriosis / PID
RFs for ectopic
prev ectopic, endometriosis, PID
most common cause of secondary amenorrhoea
pregnancy
describe labor augmentation drugs & what they specifically help with
prostaglandins to open cervis
oxytocin to push baby out
