Neuro-Embryo Flashcards

1
Q

What are five things that the neural crests contribute too?

A
Adrenal medulla (chromaffin cells)
Ganglia (CN, Sensory, Autonomic)
Pigment cells (Melanocytes) 
Schwann cells
Meninges (Pia & Arachnoid)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What overlaps with SHH signaling and induction of posterior neural tissue differentiation?

A

Retinoic Acid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

In the lower brain stem, sensory neurons of the cranial nerve nuclei move to a _______ position, while motor nuclei are relatively _______

A

lateral

medial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

The cerebellum is produced from the metencephalon what region specifically? When the two hemispheres fold together, the anterior portion does not fold together, what is this location called?

A

cerebellar plate (rhombic lip)

Vermis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

The hindbrain is grouped by Hox genes into ________
The forebrain is grouped into ___________
What does 1-6 get grouped into?

A

rhombomeres
Prosomeres (1-6)
1-3 caudal, 4-6 rostral (basal ganglia and hypothalmus)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Underneath the ependyma, the germinal matrix exists, these cells are crucial for what?
Radial glial cells communicate Ventricular zone to cerebral cortex

A

Gives rise to neurons and glial cells of cerebral cortex and basal nuclei

How well did you know this?
1
Not at all
2
3
4
5
Perfectly