Gamete Transport - Oocyte Flashcards
0
Q
What accompanies the secondary oocyte during ovulation?
A
accompanied by zona pellucida and corona radiata
1
Q
How does ovulation occur?
A
secondary oocyte erupts from tertiary follicle through ovary surface
2
Q
Where does the oocyte get swept to?
- How is this facilitated?
A
Oviduct infundibulum (with fimbriae) covers ovulation site and sweeps up oocyte - due to ciliary action on fimbriae
3
Q
How is the oocyte moved proximally through oviduct?
A
Peristaltic contractions convey secondary oocyte into ampulla of oviduct
4
Q
How long is the oocyte viable to be fertilized?
A
Ovulated secondary oocyte degenerates in ~24hrs if not fertilized
