Embryo Week 1
Terms
undefined, object
copy deck
- where does fertilization occur?
- occurs in the ampulla of the oviduct (uterin tube)
- where is the zona pelludice located
- between PM and follicle cells
- aid fusion of spematozoan cell membrane with occyte membrane
- acrosin
- prevents polyspermy
- cortical rxn: release of cortical proteins-->hardens and lifts PM
- zero time point
- promuclei fuse (2N) fertilized zygote
- by the end of week one
- bilaminar germ disc because the embryoblast has become the hypoblast and hypoblast