Neuro-Embryo Flashcards
What are five things that the neural crests contribute too?
Adrenal medulla (chromaffin cells) Ganglia (CN, Sensory, Autonomic) Pigment cells (Melanocytes) Schwann cells Meninges (Pia & Arachnoid)
What overlaps with SHH signaling and induction of posterior neural tissue differentiation?
Retinoic Acid
In the lower brain stem, sensory neurons of the cranial nerve nuclei move to a _______ position, while motor nuclei are relatively _______
lateral
medial
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?
cerebellar plate (rhombic lip)
Vermis
The hindbrain is grouped by Hox genes into ________
The forebrain is grouped into ___________
What does 1-6 get grouped into?
rhombomeres
Prosomeres (1-6)
1-3 caudal, 4-6 rostral (basal ganglia and hypothalmus)
Underneath the ependyma, the germinal matrix exists, these cells are crucial for what?
Radial glial cells communicate Ventricular zone to cerebral cortex
Gives rise to neurons and glial cells of cerebral cortex and basal nuclei