BIOL30001 Lecture Notes - Lecture 13: Royal Oldham Hospital, Placental Abruption, Cerebral Palsy
16 Oct 2018
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Window of implantation = endometrium is receptive for viable implantation (only for a couple of days) = receptive period. De nition of infertility = unprotected intercourse for a year without conception. General hospital, oldham, england rst ivf baby. Age related decline in human fertility: female = fertility decreases from 29, male = sperm quality declines after 40 (increase of autism, other disorders) Note: premature birth has signi cant nancial costs associated: social impact higher divorce for couples that have twins via. Stage 1: follicles (lots, usually 10 oocytes) are stimulated using gonadotropins (fsh and then lh or hcg) Stage 2: mature eggs are removed from ovaries (collected before ovulation by inserting a needle into each follicle and aspirating the contents. Stage 4: fertilised embryos are grown in the laboratory and subsequently replaced into the uterus. Stage 5: any embryos not transferred can be cryopreserved.
