Cranial Nerves Flashcards

1
Q

I

A

Olfactory - Nose

Cortex

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2
Q

II

A

Optic - Eye

Thalamus

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3
Q

III

A

Oculomotor - Movement of upper eye lid and eyeball; alters shape of lens for near vision and constricts pupil
Midbrain

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4
Q

IV

A

Trochlear - Movement of the eyeball

Midbrain

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5
Q

V

A

Trigeminal - Touch, pain, temperature sensations and muscle sense; chewing
Lateral pons

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6
Q

VI

A

Abducens - Movement of the eyeball

Ponto - medullary

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7
Q

VII

A

Facial - Taste, muscle sense; touch, pain and temperature. Facial expressions; secretions of tears and saliva
Ponto - medullary

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8
Q

VIII

A

Vestibulocochlear - Inner ear, hearing

Ponto - medullary

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9
Q

IX

A

Glossopharyngeal - Swallowing, speech, secretion of saliva

Lateral medulla

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10
Q

X

A

Vagus - Swallowing, coughing and voice production, smooth muscle contraction and relaxation in organs of the GI tract. Slowing of heart rate and secretion of digestive fluids
Lateral medulla

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11
Q

XI

A

Accessory - Movement of head and shoulders

Spinal cord C1 - C%

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12
Q

XII

A

Hypoglossal - movement of tongue during speech and swallowing
Ventral medulla

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