Vocab Quiz 2

Question 1

Ependymal Cell

Answer 1

derived from neuroectoderm and form single cell lining of ventricles, also may be specialized as an epithelium that produces CSF that fills ventricles.

Question 2

Microglia

Answer 2

form an immune system within the CNS, recognize damaged tissue and foreign invaders, proliferate and clean things up. Responds to injury and disease, clear waste.

Question 3

Oligodendrocytes

Answer 3

form myelin, an axon coating in the CNS

Question 4

Schwann Cells

Answer 4

form myelin, an axon coating in the PNS; contribute to axonal regeneration in the PNS

Question 5

Astrocytes

Answer 5

star-shaped glial cells; function in the blood – brain barrier

Question 6

Golgi Stain

Answer 6

Camillo Golgi, an Italian physician, in the 1870’s discovered silver strain that selectively permeates neurons completely; good for showing dendrite trees

Question 7

Nissl Stain

Answer 7

developed by Franz Nissl, a German psychiatrist, in the 1880’s, shows all the neuronal cell bodies; enables cell counting

Question 8

Anterior

Answer 8

(rostral) towards the nose

Question 9

Posterior

Answer 9

toward the tail

Question 10

Dorsal

Answer 10

back-side or top of the head

Question 11

Ventral

Answer 11

belly-side or bottom of the head

Question 12

Medial

Answer 12

towards the midline of the body

Question 13

Lateral

Answer 13

away from the midline of the body

Question 14

Superior

Answer 14

top of the brain

Question 15

Inferior

Answer 15

bottom of the brain

Question 16

Proximal

Answer 16

closer to the CNS

Question 17

Distal

Answer 17

further from the CNS

Question 18

Horizontal Sections

Answer 18

slices of the brain cut in parallel with the floor

Question 19

Frontal Sections

Answer 19

slices of the brain cut as viewed from the front of an individual

Question 20

Sagittal Sections

Answer 20

slices of the brain cut along the midline or a plane parallel to it

Question 21

Cross-Sections

Answer 21

slices of spinal cord cut at a right angle to its major axis

Question 22

White matter

Answer 22

myelinated axons