Cranial Nerve V

Question 1

trigeminal nerve

Answer 1

somatosensory for head

motor to mm of mastication

Question 2

ophthalmic nerve

Answer 2

V1 - sensory

Question 3

maxillary nerve

Answer 3

V2 - sensory

Question 4

mandibular nerve

Answer 4

V3 - motor and sensory

Question 5

primary afferents

Answer 5

trigeminal ganglion

also:
mesencephalinc nuclei (proprioception)

Question 6

prethalamic relax

Answer 6

spinal nucleus of 5

pontine nucleus of 5

Question 7

VPM

Answer 7

trigeminal destination to thalamus

Question 8

VTT

Answer 8

ventral trigeminothalamic tract

runs right next to medial lemniscus

Question 9

anterior spinal artery

Answer 9

to both VTT and medial lemniscus affected

Question 10

trigeminal motor nucleus

Answer 10

muscles of mastication

only with V3

jaw jerk reflex

Question 11

tensor tympani

Answer 11

innervation from trigeminal

Question 12

UMN to trigeminal

Answer 12

area 4 - lateral portions

corticobulbar descend genu of internal capsule

innervate trigeminal motor nucleus bilaterally

Question 13

lesion superior to brainstem

Answer 13

not produce paralysis of masticatory muscles

Question 14

nucleus ambiguus

Answer 14

LMN to 9 and 10

Question 15

palatoglossal

Answer 15

look at this in DSA

deviation of uvula to contralateral side