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Flashcards in Medulla Deck (5)
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1
Q

Cranial nerve 8 localizing symptoms

A

deafness in ipsilateral ear
nystagmus,
vertigo
balance problems

2
Q

Cranial Nerve 9 localizing symptoms

A

loss of gag reflex on the side of the oropharynx of the nerve injury (afferent loss to the solitary nucleus)

3
Q

Cranial Nerve 10 localizing symptoms

A

hoarseness due to loss of control of larynx
dysphagia
asymmetry of the soft palate due to loss of control of the pharyngeal musculature (nuc. ambiguous)
Bilateral: Choking (nucleus ambigous)
Loss of parasympathetic control to the heart and GI tract (nucleus ambiuous and dorsal motor nucleus of X)

4
Q

Cranial Nerve 11 localizing symptoms

A
  • inability to elevate the ipsilateral shoulder (downward and lateral displacement of the scapula)
  • difficulty to turn and tilt head
  • fasciuclations and atrophy of SCD and trapezius
5
Q

Cranial Nerve 12

A

paralysis of ipsilateral tongue muscles
deviation towards side of weakness upon protrusion
atrophy of tongue muscles- ipsilateral
fasciulations of tongue muscles-ipsilateral