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Neuro > Crainial nerves > Flashcards

Crainial nerves Flashcards

1
Q

Trigeminal system adds on

A

DCML for touch and proprioception
spinothalamic for pain and temp

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2
Q

TMJ syndrome is associated with

A

V3 of Trigeminal

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3
Q

lateral ptyergoid function

A

opens mouth

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4
Q

stapedius innervation

A

CN VII

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5
Q

Geniculate Ganglion has what neurons

A

To Zanzibar by motor car
Temporal, zygomatic, buccal, mandibular and cervical
all motor

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6
Q

Chorda Tympani

A

anterior 2/3 of tongue for tasting

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7
Q

Pterygopalatine
Ganglion

A

For parasympathetics of CN VII. Does the secretions of the lacrimal glands

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8
Q

Greater protrusal nerve

A

Parasympathetics of CN VII. Does the secretions of the salivary glands

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9
Q

Facial nerve palsy with decreased hearing is

A

bad. Proximal nerve damaged with less chance of healing

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10
Q

Facial nerve palsy with increased hearing is

A

good. distal nerve damaged with greater chance of healing

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11
Q

Bell’s Palsy

A

Difficulty with eye closure can damage cornea
Idiopathic or viral onset
May involve hearing: stapedius mm

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12
Q

Menier’s disease

A

ringing in ears

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13
Q

Saccades

A

movement of reading

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14
Q

Nystagmus

A

uncoordinated movement of eye

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15
Q

Stabismis

A

crossed eyes

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16
Q

muscle that does gag reflex

A

Stylopharyngeus mm

17
Q

Lesser protrusal nerve

A

parotid gland secretion

18
Q

Motor Nerves of CN X

A

Recurrent Laryngeal and Superior Laryngeal

19
Q

Recurrent Laryngeal and Superior Laryngeal function

A

gag reflex and voice

20
Q

Problems with CN X

A

Uvula and palate do not elevate
Pulled to strong side

21
Q

Lesions of the CN XII

A

Tongue points toward the side of the lesion

22
Q

There are 4 cranial nerves that carry parasympathetic components:

A

Oculomotor (CN III)
Facial (CN VII)
Glossopharyngeal (CN IX)
Vagus (CN X)

23
Q

Sympathetic fibers in the head originate from

A

C/S

24
Q

Deep Petrosal Nerve

A

Sympathetics of the head

25
Q

Pupillary reflex

A

constricts with light on Ipsilateral side

26
Q

Consensual reflex

A

Contralateral side constricts

27
Q

Accommodation Reflex

A

Pupils constrict to increase depth of field

28
Q

Distance vision

A

Ciliary muscle is relaxed and the zonula fibers are taut

29
Q

Near vision

A

Ciliary muscle is contracted and the zonula fibers are relaxed

30
Q

Corneal reflex (blink reflex)

A

CN V and CN VII

Neuro (14 decks)

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