E2 cranial nerves Flashcards

1
Q

CN with 1 function

A

hypoglossoal XII
Abducens VI
Trockleal IV
SPinal accessory XI

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2
Q

CN with 2

A

oculomotor III

trigeminal V

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3
Q

CN with 4

A

facial VII

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4
Q

CN with 5

A

glossopharangeal IX

vagus X

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5
Q

solitary nucleus

A

taste from VII, IX, X

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6
Q

spinal nucleus of V

A

V, VII, IX, X

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7
Q

nucleus ambiguus

A

IX, X

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8
Q

lesion of hyposlossal nerve or nucleus

A

XII
lower motor neuron signs of tounuge
ipsilateral devations

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9
Q

lesion of spinal accessory nerve or nucleus

A

XI
LMN signs
weakness shrugging ipsi
and turning away from lesion

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10
Q

lesion of vagus nuclei

A
X
motor (from):
nucleus ambiguus - horsness, gag relex
dorsal motor nucelus of X - insignificant unilaterally
caudal part of solitary - loss of cough
Sensory (to)
rostral part of solitary - insignificant
spinal nucleus of v - loss of outer ear sensation
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11
Q

lesion of glossopharyngeal nerve

A

IX
motor (from):
nuceus ambiguus - dysphagia
inferor salivatory n - loss of ipsi salivation
sensory (to)
caudal solitary n - loss of gag and sinus reflex
srostral solitary n - loss of posterior thrid taste
spinal n of V gag reflex

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12
Q

lesion of facial nerve

A

VII
motor from
facial motor nucelus - paralysis of facial expression, corneal reflex, hyperacusis
superior salivatory nucleus - ipsi loss of saliva
sensor from
rostral solitary - taste from anterior tongue
spinal nucleus of V - insignificant

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13
Q

lesion of abducens

A

VI
abducens nucei - medial strabismus, diplopia,
abducens nerve - medial strabismus and diplopia
both ipsi

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14
Q

lesion of trigeminal nerve

A

V
motor nucleus of V - loss of jaw jerk
spinal nuclues of v - ipis pain and temp from face
chief sensory of V - fine touch from face
mesencephalic nuclue so f V - jaw jerk

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15
Q

lesion of trochlear

A

IV
nerve - ipsi diplopia when looking down
nucelus - contra because crosses at superior medullary vellum

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16
Q

lesion of oculomotor

A

III
occulomotor nucleus - opthalmoplegia, lateral stabismus, diplopia, ptosis
edinger westphal n - mydriaisis, loss of pupillary light reflex
ipsi