Facial growth Flashcards
1
Q
When does the foetal stage in utero begin?
A
8 weeks
2
Q
How does the neural tubes form? What do these develop into?
A
- neural folds fuse
- neural tube develops into brain and spinal cord
3
Q
When do the neural folds fuse?
A
towards end of week 3
4
Q
Where do neural crest cells develop from?
A
the ectoderm
