Development of nervous system Flashcards
1
Q
What is the first part of the neural tube to close?
A
The middle
2
Q
What do we call failure to close of the caudal end of the neural tube?
A
Spina bifida
3
Q
What do we call failure to close of the rostral end of the neural tube?
A
Anencephaly
4
Q
What does the prosencephalon go on to develop into?
A
Forebrain
5
Q
What does the rhombencephalon go on to develop into?
A
Hindbrain
6
Q
What does the mesencephalon go on to develop into?
A
Midbrain
7
Q
How many segments does the developing rhombencephalon have?
A
7
8
Q
What do neural crest cells develop into?
A
PNS, melanocytes, muscle, cartilage and bone of skull, face, jaw and pharynx, and dentine
9
Q
What do we call the developmental problem of the brain where the cortex is flat and smooth?
A
Lissencephaly
