Ch 29 - (Pre)fertilization

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1

Sperm Capacitation

motility due to mixing with seminal gland secretion

2

Seminal Gland

what gland secretion makes sperm mobile

3

Isthmus of Uterine Tube

constricted part of the uterus between the cervix and the body of the uterus.

4

Remove membrane protein, Frees up acrosomes

what are 2 things sperm complete in female reproductive tract

5

Oocyte Activation

change in metabolic activity of oocyte, triggered by fusion with sperm cell and ovum membrane

6

2nd polar bodies

what is formed after meiosis II is completed?

7

blocks polyspermy, meiosis II complete, rapid increase in metabolic activity

these 3 things are triggered by fusion with sperm and ovum membrane

8

Meiosis II complete

2nd polar body forms

9

Polyspermy block

inactivates sperm receptors, hardens zona pellucida

10

Metabolic Increase

mRNA activated, protein synthesis