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BIO 206 > Peripheral Nervous System > Flashcards

Peripheral Nervous System Flashcards

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1
Q

CN I

A

Olfactory nerve
Sensory
Foramina of the Cribriform plate
sense of smell

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2
Q

CN II

A

Optic nerve
sensory
Optic canals
vision

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3
Q

CN III

A

Oculomotor nerve
Motor
Superior orbital fissure
intrinsic and extrinsic movements of the eye

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4
Q

Intrinsic muscles

A

involved in dilation and contraction of the iris

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5
Q

Extrinsic muscles

A

move the eye

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6
Q

CN IV

A

Trochlear nerve
motor
superior orbital fissure
extrinsic eye movement

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7
Q

CN V

A

Trigeminal nerve
Ophthalmic, Maxillary, Mandibular
carries both motor and sensory nerves

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8
Q

CN V1

A

Ophthalmic branch of trigeminal nerve
sensory
superior orbital fissure
lacrimal glands, cutaneous supply: forehead, nose, upper eyelid

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9
Q

CN V2

A

Maxillary Branch of trigeminal nerve
sensory
foramen rotundum
superior dental plexus, lateral scalp & nose, cheek, lower eyelid,upper lip

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10
Q

CN V3

A

Mandibular branch of trigeminal nerve
both sensory and motor
foramen ovale
supply sensation to the skin and mucosa of the cheek, and anterior 2/3 of the tongue and muscles of mastication, inferior dental plexus

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11
Q

CN VI

A

Abducent nerve
motor
superior orbital fissure
extrinsic muscle of eye movement (abducting the eye)

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12
Q

CN VII

A 
Facial Nerve
both
internal acoustic meatus
both motor and sensory
anterior 2/3 of tongue for taste
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13
Q

CN VIII

A 
Vestibulocochlear nerve
internal acoustic meatus 
sensory
Vestibular branch - balance
Cochlear branch - hearing
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14
Q

CN IX

A

Glossopharangeal nerve
both sensory and motor
jugular foramen
pharynx + posterior 1/3 tongue (taste & general sensation)

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15
Q

CN X

A

Vagus nerve

jugular larynx & pharynx, parasympathetic innervation to heart & major viscera ofabdomen

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16
Q

CN XI

A

Accessory nerve
jugular foramen
motor nerve
innervates trapezius and sternocleidomastoid muscles

17
Q

CN XII

A

Hypoglossal nerve
motor nerve
hypoglossal canal
muscles of tongue movement

18
Q

Median nerve

A

c5, c6, c7, c8, t1

19
Q

ulnar nerve

A

c7, c8, t1

20
Q

musculocutaneous nerve

A

c5, c6, c7

BIO 206 (8 decks)

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