Neuroanatomy HW 1

Which of the following comprise the central nervous system?

Brain and spinal cord

List the three structures of the brainstem from rostral to caudal

midbrain, pons, medulla

List two ways the gross structure of the human brain differs from that of other animals

More surface area/folds/gyri, more relative space devoted to higher-order cognitive functions

List the meningeal structures from outer to inner

Dura, arachnoid, subarachnoid space, pia

CSF is created in the (?) and is found in the (?) (fluid-filled cavities) and the (?)(space between meningeal layers).

Choroid plexus, ventricles, subarachnoid space

 

In the human cerebral hemispheres, rostral is equivalent to (?)

anterior

In the human spinal cord, caudal is equivalent to (?)

inferior

Name the CNS glial cell type responsible for myelination

Oligodendrocytes

Name the CNS glial cell type responsible for Structure, nutrition, and chemical homeostasis

Astrocytes

Name the CNS glial cell type responsible for Waste removal, immune function, inflammation

microglia

The folded outer layer of the cerebral hemispheres is called (?) and is comprised of [grey/white] matter.

cerebral cortex, grey

What does grey matter contain?

Cell bodies

Grey matter axons are…

unmyelinated

Communication in grey matter

local

What does white matter contain?

axons

White matter axons are…

myelinated

Communication in white matter

long-distance