CH 1, 2 NEUROHISTOLOGY, GROSS TOPOGRAPHY

Question 1

Nissl bodies are found in the following areas except:
A. Cell Body
B. Axons hillock
C. Dendrites

Answer 1

B. Axon hillock

Afifi page 5

Question 2

The area between the perikaryon (axon hillock) and the axon

Answer 2

Initial segment

Question 3

an area of disconuity between cells and is a site of voltage gated sodium channels and other ionic displacements involved in impulse conduction (action potential)

Answer 3

Nodes of Ranvier

Question 4

unique and unusual cell found in the retina; regarded as an axonless neuron

Answer 4

Amacrine cell

Question 5

Microglia are of _____________ origin

a. Ectodermal
b. mesenchymal
c. endodermal

Answer 5

b. mesenchymal

Question 6

Blood vessels of the brain are located on the

a. Arachnoid mater
b. dura mater
c. pia mater

Answer 6

c. Pia Mater

Question 7

This gyrus caps the end of the sylvian fissure

Answer 7

Supramarginal gyrus

Question 8

This gyrus caps the end of the superior temporal gyrus

Answer 8

angular gyrus

Question 9

The following constitute the epithalamus

Answer 9

1. Stria Medullaris thalami
2. Habenular nuclei
3. pineal gland

Question 10

The following are known collectively as the CORPUS STRIATUM

Answer 10

1. caudate nucleus
2. putamen
3. Globus pallidus

Question 11

Putamen + Globus pallidus

Answer 11

Lenticular nucleus

Question 12

Hemiballismus results in a lesion in the

Answer 12

Subthalamic nucleus