Cranial Nerves Flashcards

1
Q

Cranial Nerve I

A

Olfactory
Sense of smell.
Sensory.
Ask client to smell substance with both eyes closed, testing each nostril separately.

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2
Q

Cranial Nerve II

A

Optic
Vision
Sensory.
Snellen chart, confrontation to check peripheral vision, ophthalmoscopic exam.

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3
Q

Cranial Nerve III

A

Oculomotor
eye movement
motor
Look up down and inward, ask client to follow finger as you move toward face.

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4
Q

Cranial Nerve IV

A

Trochlear
controls down and inward eye movement
motor
look up, down, and inward.
Ask client to follow finger.

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5
Q

Cranial Nerve V

A

Trigeminal
motor: mastication (biting and chewing)
sensory: facial sensation
Pressure on forehead, cheek, and jaw with a cotton swab to check sensation.
Ask client to open mouth then bite down.

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6
Q

Cranial Nerve VI

A

Abducens
motor
controls outward eye movement
moving eyes from side to side.

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7
Q

Cranial Nerve VII

A

Facial
Sensory: taste
Motor: facial movement, salivary glands, lacrimal gland.
Have patient smile, grown, puff out their cheeks, and raise eyebrows.

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8
Q

Cranial Nerve VIII

A

Vestibulocochlear
Sensory
balance and hearing
stand with eyes closed, otoscopic exam, Rinne and Weber tests (tunning forks)

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9
Q

Cranial Nerve IX

A

Glossopharyngeal
Motor: tongue movement and swallowing
Sensory: taste (sour and bitter)
Test tongue by giving client bitter, salty, and sour substance.

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10
Q

Cranial Nerve X

A

Vagus
Motor: thoracic and abdominal viscera
Sensory: gag reflex, pharyngeal and laryngeal muscles
tongue suppression

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11
Q

Cranial Nerve XI

A

Spinal Accessory
Motor
Controls strength of neck and shoulder muscles.
Ask patient to shrug shoulders and rotate their head.

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12
Q

Cranial Nerve XII

A

Hypoglossal
Tongue movement
Inspect tongue and ask patient to stick tongue out.

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