Embryology Flashcards
(6 cards)
1
Q
nervous sys derived from?
A
ectoderm of embryo
2
Q
Ectoderm becomes:
A
- outer skin
- hair
- lining of nose & mouth
- NERVOUS SYSTEM
3
Q
Endoderm becomes:
A
- Digestive tract
- respiratory tract
- liver
- pancreas
4
Q
Mesoderm becomes:
A
- Muscles
- Skeleton
5
Q
Neurolation
A
- 4th week post fertilization
- Notochord
6
Q
Notochord
A
- caudal-rostral
- from mesoderm
- molecularly signals to neural plate to start folding