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Cranial nerves and Tests Flashcards

12 cranial nerve: their names, functions and tests

1
Q

What is cranial nerve I and what is its function?

A

Olfactory - Transmits smell

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2
Q

What is cranial nerve II and what is its function?

A

Optic - Vision

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3
Q

What is cranial nerve III and what is its function?

A

Oculomotor - motor to eye muscles

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4
Q

What is cranial nerve IV and what is its function?

A

Trochlea - motor to eye muscles

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5
Q

What is cranial nerve V and what is its function?

A

Trigeminal - Sensory to head and face, motor to muscle of mastication

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6
Q

What is cranial nerve VI and what is its function?

A

Abducens -motor to eye muscles

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7
Q

What is cranial nerve VII and what is its function?

A

Facial - motor to facial muscles

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8
Q

What is cranial nerve VIII and what is its function?

A

Vestibulocochlear - Hearing. maintains posture and balance

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9
Q

What is cranial nerve IX and what is its function?

A

Glossopharyngeal - sensory and motor to the pharynx and larynx

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10
Q

What is cranial nerve X and what is its function?

A

Vagus - sensory and motor to the pharynx and larynx, parasympathetic to major internal organs

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11
Q

What is cranial nerve XI and what is its function?

A

Accessory Spinal - sensory and motor to the pharynx and larynx

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12
Q

What is cranial nerve XII and what is its function?

A

Hypoglossal - motor to tongue

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13
Q

What is the test for cranial nerve I?

A

No test

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14
Q

What is the test for cranial nerve II?

A

Menace response (absent in the first 14 days of life), PLR

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15
Q

What is the test for cranial nerve III?

A

PLR, medial movement of globe

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16
Q

What is the test for cranial nerve IV?

A

Ventrolateral rotation of globe

17
Q

What is the test for cranial nerve V?

A

Ear, eyelid and lip reflexes
Chewing, jaw tone, muscle mass of master, pterygoid and temperalis

18
Q

What is the test for cranial nerve VI?

A

Corneal reflect (retraction of globe)
Lateral movement of globe

19
Q

What is the test for cranial nerve VII?

A

Ear, eyelid and lip tone reflexes and movement, facial symmetry

20
Q

What is the test for cranial nerve VIII?

A

Response to noise, head, posture, gait -> blindfold test

21
Q

What is the test for cranial nerve IX and X?

A

Swallowing, endoscopy, slap test (X)

22
Q

What is the test for cranial nerve XII?

A

Tongue size, tone and symmetry

PGCert Teaching (11 decks)

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