Biology Exercise 21: Cranial nerves Flashcards

1
Q

I - Olfactory

A

smell

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2
Q

II - Optic

A

vision

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3
Q

III - Oculomotor

A

movement of eyelid, movement of eyeball, accommodation of lens, pupillary constriction

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4
Q

IV - Trochlear

A

movement of eyeball

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5
Q

V - Trigeminal

A

cutaneous sensations of ophthalmic, mandibular, maxillary areas; chewing

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6
Q

VI - Abducens

A

movement of eyeball

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7
Q

VII - Facial

A

taste, facial expression, secretion of tears, salivation

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8
Q

VIII - Vestibulocochlear

A

hearing and equilibrium

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9
Q

IX - Glossopharyngeal

A

taste, swallowing and speech, secretion of saliva

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10
Q

X - Vagus

A

taste, swallowing and speech, somatic sensations from pharynx and epiglottis, coughing, voice production, muscle contraction of GI tract, slows heart rate, secretion digestive glands

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11
Q

XI - Accessory

A

movement of head neck and shoulders

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12
Q

XII - Hypoglossal

A

speech and swallowing

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