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Brain and Behaviour > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

What is the name of CNI

A

olfactory

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2
Q

What is the name of CNII

A

optic

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3
Q

What is the name of CNIII

A

oculomotor

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4
Q

What is the name of CNIV

A

trochlear

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5
Q

What is the name of CNV

A

trigeminal- splits into V1 (opthalmic–>supraorbital nerve), V2 (maxillary –> infraorbital nerve) and V3 (mandibular –>mental nerve) divisions for sensory, and a single motor branch that follows V3 (mandibular)

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6
Q

What is the name of VI

A

abducent

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7
Q

What is the name of CNVII

A

Facial

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8
Q

What is the name of CNVIII

A

vestibulocochlear

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9
Q

What is the name of CNIX

A

glossopharyngeal

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10
Q

What is the name of CNX

A

vagus

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11
Q

What is the name of CN XI

A

accessory

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12
Q

What is the name of CNXII

A

hypoglossal

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13
Q

Which cranial nerves carry PNS info?

A

3,7,9,10

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14
Q

Name the cranial nerves from I-XII

A 
Olfactory
Opthalmic
Oculomotor
Trochlear
Trigeminal
Abducent
Facial
Vestibulocochlear
Glossopharyngeal
Vagus
Accessory
Hypoglossal
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15
Q

What does the hypoglossal nerve do and what is it’s number?

A

XII- motor to tongue muscles

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16
Q

What does the accessory nerve do and what is its number?

A

XI- motor ot trapezius and SCM

17
Q

What does the vagus nerve do and what is its number?

A

X- visceral motor and sensory to thorax and abdomen. Motor to muscle that elevates soft palate. Sensory to larynx and part of pharynx

18
Q

What does the glossopharyngeal nerve do and what is its number?

A

IX- taste/sensation to posterior 1/3 tongue (part of gag reflex), motor to part of pharynx, PNS to parotid, visceral sensory from carotid body and sinus

19
Q

What does the vestibulocochlear nerve do and what is its number?

A

VIII- hearing and balance

20
Q

What does the facial nerve do and what is its number?

A

VII- motor to all muscles of facial expression, taste in anterior 2/3 tongue, PNS to all major glands in head except parotid

21
Q

What does the abducent nerve do and what is its number?

A

VI- motor to one muscle that moves the eye

22
Q

What does the trigeminal nerve do and what is its number?

A

V- general sensory to head, motor to masticatory muscles

23
Q

What does the trochlear nerve do and what is its number?

A

IV- motor to one muscle of eye

24
Q

What does the oculomotor nerve do and what is its number?

A

III- motor to most eye muscles, PNS to constrict pupil

25
Q

What does the optic nerve do and what is its number?

A

II- special sensory vision

26
Q

What is the olfactory nerve and what is its number?

A

I- special sense smell

Brain and Behaviour (15 decks)

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