Lec 32: Dev of the Reproductive system Flashcards
1
Q
2 phases of reproductive system development
A
Embryonic development, puberty
2
Q
primordium of reproductive organs
A
intermediate mesoderm
3
Q
primordium of sperm and eggs
A
endodermally arised yolk sac, start to migrate weeks 5-7
4
Q
what forms genital ridge?
A
thickening of medial side of mesothelium, happens week 5-7, also proliferating endothelium (is the epithelium also from me
5
Q
time line of primordial germ cells
A
week 4 migrate along dorsal mesentary, week six incorporate into primary sex cords
6
Q
what do the gonads arise from
A
primary sex cords, which are/are a part of genital ridge?
7
Q
2 parts of the gonads
A
medulla and cortex
8
Q
at which points do gonads differentiate
A
7 weeks
9
Q
a
A
b
