Cranial Nerves and Their Functions Flashcards

1
Q

Which cranial nerve is being tested clinically in image A?

A

A - Hypoglossal nerve (CN XII)

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2
Q

Which cranial nerve provides general sensation to area A?

A

A - Glossopharyngeal nerve (CN IX)

Oropharynx

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3
Q

Which cranial nerve provides motor innervation to muscle A?

A

A - Mandibular division of the trigeminal nerve

Masseter

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4
Q

Which cranial nerves provide sensory sensation to areas A, B and C?

A

A - Ophthalmic division of the trigeminal (CN V1)

B - Maxillary division of the trigeminal (CN V2)

C - Mandibular division of the trigeminal (CN V3)

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5
Q

Which cranial nerve provides motor innervation to muscle A?

A

A - Mandibular division of the trigeminal nerve (CN V3)

Medial pterygoid

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6
Q

Which cranial nerve provides motor innervation to muscle A?

A

A - Mandibular division of the trigeminal nerve (CN V3)

Temporalis

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7
Q

Which cranial nerve provides motor supply to structure A?

A

A - Facial nerve (CN VII)

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8
Q

Which cranial nerve provides general sensation to area A?

A

A - Glossopharyngeal nerve (CN IX)

Majority of nasopharynx

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9
Q

Testing of which cranial nerve is being conducted in image A?

A

A - Vestibulocochlear nerve (CN VIII)

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10
Q

General sensation is provided to area A by which cranial nerve?

A

A - Vagus nerve (CN X)

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11
Q

General sensation is provided to area A by which cranial nerve?

A

A - Mandibular division of the trigeminal (CN V3)

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12
Q

Which cranial nerve is being tested clinically in image A?

(“Say ahhhh”)

A

A - Vagus nerve (CN X)

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13
Q

Which cranial nerve innervates muscle A?

A

A - Spinal accessory nerve (CN XI)

Sternocleidomastoid

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14
Q

Which cranial nerve(s) is being tested in image A?

A

A - Glosspharyngeal nerve (CN IX) (and vagus nerve, CN X)

Gag reflex

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15
Q

A palsy of which cranial nerve is shown in picture A?

A

A - Oculomotor nerve (CN III)

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16
Q

Which cranial nerve innervates structure A?

A

A - Glossopharyngeal nerve (CN IX)

Palatine tonsil

17
Q

Which cranial nerve provides general sensation to area A?

A

A - Mandibular division of the trigeminal nerve (CN V3)

Anterior 2/3rd tongue

18
Q

Which cranial nerve provides taste sensation to area A?

A

A - Vagus nerve (CN X)

Epiglottis

19
Q

Name the cranial nerve which provides motor innervation to the muscles at A

A

A - Facial nerve (CN VII)

Muscles of facial expression

20
Q

Which cranial nerve provides parasympathetic supply to structure A?

A

A - Glossopharyngeal nerve (CN IX)

Parotid gland

21
Q

Which cranial nerve innervates structure A

A

A - Glossopharyngeal nerve (CN IX)

Inner ear structures

22
Q

General sensation is provided to area A by which cranial nerve?

A

A - Facial nerve (CN VII)

23
Q

Which cranial nerve innervates muscle A?

A

A - Spinal accessory nerve (CN XI)

Trapezius

24
Q

A palsy of which cranial nerve is shown in picture A?

A

A - Abducens nerve (CN VI)

25
Q

Which cranial nerve innervates muscle A?

A

A - Mandibular division of the trigeminal (CN V3)

Tensor veli palatini

26
Q

Which cranial nerve provides motor innervation to muscle A?

A

A - Glossopharyngeal nerve (CN IX)

Stylopharyngeus

27
Q

Which cranial nerve provides general sensation to area A?

A

A - Ophthalmic division of the trigeminal nerve (CN V1)

28
Q

Which cranial nerve provides parasympthetic supply to structures A and B?

A

A/B - Facial nerve (CN VII)

Submandibular gland (A)

Sublingual gland (B)

29
Q

Which cranial nerve provides motor innervation to muscle A?

A

A - Mandibular division of the trigeminal nerve (CN V3)

Lateral pterygoid

30
Q

Which cranial nerve provides taste sensation to area A?

A

A - Facial nerve (CN VII)

(Via chorda tympani)

Anterior 2/3rd of tongue

31
Q

Which cranial nerve innervates structure A

A

A - Glossopharyngeal nerve (CN IX)

Eustachian tube

32
Q

Which cranial nerve provides general sensation and taste to area A?

A

A - Glossopharyngeal nerve (CN IX)

Posterior 1/3rd tongue

33
Q

Which cranial nerve provides general sensation to area A?

A

A - Maxillary division of the trigeminal nerve (CN V2)

34
Q

Which cranial nerve is being tested in picture A?

A

A - Ophthalmic division of the trigeminal nerve (CN V1)

(Sensory aspect of the test, CN VII is the motor aspect)

35
Q

Which cranial nerve (motor aspect) is being tested in picture A?

A

A - Oculomotor nerve (CN III)

(CN II is responsible for the sensory aspect)

Pupillary light reflex