Oogenesis Flashcards
1
Q
1’ oocytes
A
Begins meiosis I during fetal life
Completes meiosis I just prior to ovulation
2
Q
Meiosis I
A
Arrested in prOphase 1 for years until Ovulation (1’ oocyte)
3
Q
Meiosis II
A
Arrested in METaphase II until fertilization (2’ oocyte)
“An egg MET a sperm”
4
Q
If fertilization does not occur within 1 day
A
The 2nd oocyte degenerates