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COMPS review > Cranial nerve > Flashcards

Cranial nerve Flashcards

1
Q

Name of CN I

A

Olfactory

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2
Q

CN I- olfactory

Sensory or motor?

A

Sensory

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3
Q

CN I- olfactory

Innervation?

A

olfactory bulb

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4
Q

CN I- olfactory

Damage to this will cause?

A

decreased or loss of smell

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5
Q

CN I- olfactory

How will this effect you?

A

The ability to smell

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6
Q

Name of CN II

A

Optic

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7
Q

CN II- optic

Sensory or motor?

A

Sensory

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8
Q

CN II- optic

Innervation?

A

Retina

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9
Q

CN II- optic

Damage to this will cause?

A

Decrease or loss of vision

visual field deficits

blurring or diplopia

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10
Q

CN II- optic

How will this effect you?

A

E.g.,

driving

seeing people etc.

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11
Q

CN III

Name

A

Oculomotor

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12
Q

CN III- occulomotor

Sensory or Motor?

A

Motor

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13
Q

CN III- occulomotor

Innervation

A

All eye muscles EXCEPT: Lateral rectus, superior oblique, iris sphincter

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14
Q

CN III- occulomotor

Damage to this will cause?

A

Oculomotor nerve palsy (outward and downward deviation of the eye)

Ptosis of eye lid

dilation of the ipsilateral pupil in complete palsy

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15
Q

CN III- occulomotor

How will this effect you?

A

the ability to look up or straight ahead without tilting your head to look back

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16
Q

CN IV

Name

A

Trochlear

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17
Q

CN IV- trochlear

Sensory or motor?

A

Motor

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18
Q

CN IV- trochlear

Innervation

A

Superior oblique muscle of the eye ball (outward and downward)

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19
Q

CN IV- trochlear

Damage to this nerve will cause?

A

Vertical diplopia (seeing double except images are stacked instead of side by side)

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20
Q

CN IV- trochlear

How will this effect you?

A

Difficult to walk

drive

ride a bike

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21
Q

CN V

Name?

A

Trigeminal

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22
Q

CN V- Trigeminal

Sensory or motor

A

Both

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23
Q

CN V-Trigeminal

Innervation

A

Muscles of mastication

sensation to face, sinuses, teeth

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24
Q

CN V-Trigeminal

Damage to this will cause?

A

xerostomia

anesthesia to the forehead, eyebrows, and nose

Dysphagia in the oral preparatory phase of swallowing

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25
Q

CN V Trigeminal

How will this effect you?

A

effect your ability to chew and swallow food as a result of xerostomia and it effecting your muscles of mastication

may effect nutrition due to poor swallowing efficiency

26
Q

CN VI

Name?

A

Abducens

27
Q

CN VI Abducens

Sensory or motor

A

Motor

28
Q

CN VI Abducens

Innervation

A

Lateral rectus muscle (rotates the eyeball outward)

29
Q

CN VI Abducens

Damage to this nerve?

A

Eye turning medially or may sit midline at rest but cannot deviate laterally –Cross eyed

30
Q

CN VI Abducens

Effect of damage?

A

Reading–visual scanning problems

loss of depth perception–which will effect ADLs (walking, reaching for objects, running, etc.)

31
Q

CN VII

Name?

A

Facial

32
Q

CN VII Facial

Sensory or motor?

A

both

33
Q

CN VII Facial

Innervation?

A

facial muscles including: buccinators, stapedius muscle, orbicularis oris

taste sensation to anterior 2/3 of tongue

34
Q

CN VII Facial

damage to this nerve will cause?

A

facial paralysis or paresis (bell’s palsy)

Sensory portion may cause impaired sense of taste

35
Q

CN VII Facial

Effect of damage?

A

affect enjoyment of food

36
Q

CN VIII

Name?

A

Vestibulocochlear

37
Q

CN VIII Vestibulocochlear

Sensory or motor?

A

sensory

38
Q

CN VIII Vestibulocochlear

Innervation

A

Cochlea

39
Q

CN VIII Vestibulocochlear

Damage will result in?

A

deafness or decreased hearing

tinnitus

commonly positional vertigo

40
Q

CN VIII Vestibulocochlear

What will damage to this nerve effect?

A

may effect their ability to stand or sit up, may become nauseous.

41
Q

CN IX

Name?

A

Glossopharyngeal

42
Q

CN IX Glossopharyngeal

Sensory or motor?

A

Both

43
Q

CN IX Glossopharyngeal

Innervation?

A

pharynx and stylophayngeous muscle

44
Q

CN IX Glossopharyngeal

Responsible for?

A

taste in the posterior third of the tongue

45
Q

CN IX Glossopharyngeal

Damage to this nerve will cause?

A

dysphagia in the pharyngeal phase

46
Q

CN IX Glossopharyngeal

How will damage to this nerve effect someone?

A

a patient may experience difficulty triggering a swallow and may have a globes sensation

47
Q

CN X

Name

A

vagus

48
Q

CN X vagus

Sensory or motor

A

Both

49
Q

CN X vagus

Innervation

A

pharynx

base of tongue

larynx

sensory to the pharynx & larynx as well

50
Q

CN X vagus

Damage to this nerve will cause

A

Weak or hoarse voice

dysphagia in pharyngeal phase w/ difficulty triggering swallow reflex and residue in valleculae and pyriform sinuses due to decreased laryngeal elevation and epiglottic inversion

51
Q

CN X vagus

How will damage to this nerve effect someone?

A

pt. may aspirate food & liquid as well as their own secretions

52
Q

CN XI

Name

A

Spinal Accessory Nerve

53
Q

CN XI Spinal Accessory Nerve

Sensory or motor

A

primarily motor

54
Q

CN XI Spinal Accessory Nerve

Innervation

A

Sternocleidomastoid trapezius muscle

55
Q

CN XI Spinal Accessory Nerve

Damage will cause

A

Difficulty turning your head and shrugging your shoulders

56
Q

Damage to what nerves may result in dysphagia or dysarthria?

A

CN IX, X, XI

57
Q

CN XII

Name

A

Hypoglossal

58
Q

CN XII Hypoglossal

Sensory or motor?

A

motor

59
Q

CN XII Hypoglossal

Innervation

A

styloglossus, hyoglossus, genioglossus, and intrinsic muscles of the tongue

60
Q

CN XII Hypoglossal

Damage to this nerve will result in?

A

dysarthria and dysphagia

61
Q

How will this effect the pt.?

CN XII Hypoglossal

A

ability to clearly articulate words in addition to creating a bolus

COMPS review (17 decks)

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