Testicular and Ovarian Function Flashcards Preview

Jonathan's Reproduction > Testicular and Ovarian Function > Flashcards

Flashcards in Testicular and Ovarian Function Deck (37)
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31

When can fertilisation occur?

during ovulation at day 14

32

How long is the window of opportunity for fertilisation every month

24 hours, the lifespan of secondary oocyte

33

What is acrosomal reaction?

when sperm releases digestive enzyme to break down the external cells so fertilisation can occur

34

What is the cortical reaction of the egg?

When one sperm reaches the zona pellicida, other sperms are no longer allowed entry

35

How many days after fertilisation does implantation occur?

blastocyst implants at day 5-9

36

Which part of the zygote has cords to invade the endometrium

trophoblast

37

What is decidua?

Endometrium during pregnancy, forming the maternal part of the placenta