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A&P 1 - Unit 4 > 12-8: Cranial Nerves - by name > Flashcards

12-8: Cranial Nerves - by name Flashcards

1
Q

Olfactory - number and type

A

I; sensory

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2
Q

Olfactory - function

A

smell

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3
Q

Olfactory - damage

A

anosmia

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4
Q

Optic - number and type

A

II; sensory

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5
Q

Optic - function

A

vision

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6
Q

Optic - damage

A

blindness, anopsias

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7
Q

Oculomotor - number and type

A

III; motor

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8
Q

Oculomotor - function

A

movement of the eyeball and eyelid, focus lens, constrict pupil

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9
Q

Oculomotor - damage

A

diplopia (double vision), ptosis (dropping eyelids), external strabismus (eye moves laterally)

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10
Q

Trochlear - number and type

A

IV; motor

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11
Q

Trochlear - function

A

movement of eye inferolaterally

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12
Q

Trochlear - damage

A

diplopia

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13
Q

Trigeminal - number and type

A

V; mixed; largest cranial nerve

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14
Q

Trigeminal - function

A

sensory: touch, pain, and temperature from face
motor: controls muscles of chewing (MOM)

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15
Q

Trigeminal - damage

A

paralysis of chewing muscles; trigeminal neuralgia

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16
Q

Abducens - number and type

A

VI; motor

17
Q

Abducens - function

A

abducts eye

18
Q

Abducens - damage

A

internal strabismus (cross eyed)

19
Q

Facial - number and type

A

VII; mixed

20
Q

Facial - function

A

sensory: taste from anterior 2/3rds of tongue

motor function: muscles of facial expression

autonomic: tears and saliva

21
Q

Facial - damage

A

Bells Palsy (paralysis of facial muscles on affected side, partial loss of taste)

22
Q

Vestibulocochlear - number and type

A

VIII; sensory

23
Q

Vestibulocochlear - function

A

sense of hearing and sense of equilibrium

24
Q

Vestibulocochlear - damage

A

verigo, nystagmus (rapid, involuntary eye movements), nerve deafness

25
Q

Glossopharyngeal - number and type

A

IX; mixed

26
Q

Glossopharyngeal - function

A

sensory: taste, touch, and pain from throat and back of tongue
motor: swallowing and saliva production

27
Q

Vagus - number and type

A

X; mixed; only cranial nerve to extend beyond head and neck

28
Q

Vagus - functions

A

sensory: sensations from internal organs
motor: contraction of smooth muscle and secretions of digestive glands

29
Q

Vagus - damage

A

loss of voice, dysphagia, impaired digestion; destruction of both = death

30
Q

Accessory - number and type

A

XI; motor

31
Q

Accessory - function

A

move head and neck

32
Q

Accessory - damage

A

can’t shrug shoulders or turn head (head turns towards injured side)

33
Q

Hypoglossal - number and type

A

XIII; motor

34
Q

Hypoglossal - function

A

tongue movements involved in swallowing and speech

35
Q

Hypoglossal - damage

A

difficulty with speech and swallowing

A&P 1 - Unit 4 (15 decks)

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