CN VII

Question 1

CN VII - _______

Answer 1

facial nerve

Question 2

function of CN VII

Answer 2

motor and sensory; PSY

Question 3

what are the letter classifications of CN VII

Answer 3

SVE
SVA
GSA
GVE

Question 4

what does the main trunk of CN VII carry

Answer 4

brachial motor fibers for facial expression

Question 5

what does the nervus intermedius of CN VII carry

Answer 5

fibers for PSY, taste and GSA

Question 6

main motor nucleus lies deep in ______

Answer 6

reticular formation of lower pons

Question 7

part of main motor nuc that supplies the upper face receives ______

Answer 7

(B) motor cortex

Question 8

part of main motor nuc that supplies the lower face receives ______

Answer 8

contralateral corticonuclear fibers

Question 9

the PSY nuc lies posterolateral to ________

Answer 9

main motor nucleus

Question 10

what are the 2 PSY nuc

Answer 10

superior salivatory nucleus

lacrimal nucleus

Question 11

the superior salivatory nucleus receives afferents from _______

Answer 11

thalamus via descending autonomic pathways

Question 12

the lacrimal nucleus receives afferents from _______

Answer 12

hypothalamus for emotion

sensory nuc of trigeminal for reflex lacrimation

Question 13

nucleus of tractus solitarius is for _____

Answer 13

taste

Question 14

nucleus of tractus solitarius afferent fibers

Answer 14

geniculate ganglion of CN VII

Question 15

nucleus of tractus solitarius efferent fibers

Answer 15

crosses midline to ascend to VPM of opposite thalamus

Question 16

discuss course of motor root

Answer 16

travels posteriorly around the medial side of abducens nucleus beneath facial colliculus then emerges over anterior surface of brainstem

Question 17

discuss course of sensory root