Olga Grygiel
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cranial nerves and functions

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Olga Grygiel
Created by Olga Grygiel almost 3 years ago
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Anatomy Cranial Nerves

Question 1 of 32

1

a patient comes in and they are unable to smell anything. what cranial nerve is affected?

Select one of the following:

  • CN I

  • CN IX

  • CN X

  • CN WII

Explanation

Question 2 of 32

1

A patient comes in and you notice there is swelling of the retina. what cranial nerve affected and what is the condition?

Select one of the following:

  • papilledema, CN II

  • papilledema, CN III

  • papilledema, CN IV

  • papilledema, CN VI

Explanation

Question 3 of 32

1

A patent comes in and their right eye is looking downward and outward, with a dilated pupil and ptosis. what cranial nerve is affected?

Select one of the following:

  • CN II

  • CN III

  • CN IV

  • CN VI

Explanation

Question 4 of 32

1

A patient comes in and complains of double vision. what nerve is most likely affected?

Select one of the following:

  • CN III

  • CN IV

  • CN VI

  • CN I

Explanation

Question 5 of 32

1

A patient comes in, and you notice that their right eye is deviating upwards when they try to abduct or adduct. what cranial nerve is most likely affected?

Select one of the following:

  • CN IV

  • CN III

  • CN VII

  • CN II

Explanation

Question 6 of 32

1

A patient has ptosis. what nerve is most likely affecting this, and what muscle is weak?

Select one of the following:

  • CN III, levator palpebrae

  • CN III, sphincter muscle

  • CN VII, levator palpebrae

  • CN VII, sphincter muscle

Explanation

Question 7 of 32

1

a patient is unable to abduct or adduct their left eye. what nerve is responsible for these actions?

Select one of the following:

  • CN III

  • CN IV

  • CN VI

  • CN VII

Explanation

Question 8 of 32

1

A patient comes in and states they cannot feel their retina. you see that they do not react when you assess with the corneal reflex? what nerve is affected

Select one of the following:

  • CN VII

  • CN V1

  • CN V3

  • CN V2

Explanation

Question 9 of 32

1

A patient complains that he cannot feel anything on the anterior part of his tongue. what nerve is affecting this?

Select one of the following:

  • CN VII

  • CN V3

  • CN V1

  • CN V2

Explanation

Question 10 of 32

1

A patient comes in with a paralysis of mastication muscles. what nerve is damaged?

Select one of the following:

  • CN VII motor

  • CN V2 sensory

  • CN V3 sensory

  • CN V3 motor

Explanation

Question 11 of 32

1

what is the afferent nerve and efferent nerve in the corneal reflex test?

Select one of the following:

  • CN VII, CN V1

  • CN V1, CN VII

  • CN V3, VII

  • CN VII, V1

Explanation

Question 12 of 32

1

Bell palsy is caused by a lesion in what nerve?

Select one of the following:

  • V1

  • VII

  • IX

  • X

Explanation

Question 13 of 32

1

A patient can't taste the sugar on the anterior part of the tongue. what nerve is affected?

Select one of the following:

  • VII

  • V1

  • V2

  • V3

Explanation

Question 14 of 32

1

a patient comes in and complains that his mouth and eyes are very dry. what three glands are affected?

Select one of the following:

  • sublingual, submandibular, lacrimal

  • parotid, sublingual, submandibular

  • sublingual, submandibular, parotid

  • lacrimal, parotid, submandibular

Explanation

Question 15 of 32

1

a patient comes in and complains that his mouth and eyes are very dry. what nerve is affected?

Select one of the following:

  • VII

  • V1

  • IX

  • X

Explanation

Question 16 of 32

1

A patient comes into the office complaining of ringing in the ears. what condition is this and what nerve is affected

Select one of the following:

  • tinnitus, VII

  • tinnitus, VIII

  • vertigo, VII

  • Vertigo, VIII

Explanation

Question 17 of 32

1

which nerve has connections to the cerebellum?

Select one of the following:

  • VII

  • VIII

  • VI

  • V

Explanation

Question 18 of 32

1

a patient comes in and you assess with the cornea blink reflex, and they patient successfully blinks. but when you test with the gag reflex, patient has no sensation and reaction. what nerve is affected

Select one of the following:

  • CN VII

  • X

  • IX

  • XII

Explanation

Question 19 of 32

1

Which nerve is associated with BP?

Select one of the following:

  • IX

  • X

  • VII

  • V

Explanation

Question 20 of 32

1

Patient has dysphagia and loss of voice. what nerve is affected?

Select one of the following:

  • X

  • IX

  • XII

  • XI

Explanation

Question 21 of 32

1

what is the Afferent and Efferent nerves in the gag reflex?

Select one of the following:

  • X, XI

  • IX, X

  • IX, XI

  • IX, XII

Explanation

Question 22 of 32

1

Which cranial nerve is associated with aortic bodies and aortic sinus?

Select one of the following:

  • IX

  • X

  • XI

  • XII

Explanation

Question 23 of 32

1

Which nerve innervates the mucosa of thoracic and abdominal viscera?

Select one of the following:

  • IX

  • X

  • XI

  • XII

Explanation

Question 24 of 32

1

Parotid gland is innervated by which nerve?

Select one of the following:

  • IX

  • X

  • XII

  • XI

Explanation

Question 25 of 32

1

The inner surface of the pharynx and tympanic membrane are innervated by which cranial nerve?

Select one of the following:

  • IX

  • X

  • XI

  • XII

Explanation

Question 26 of 32

1

The smooth muscle of pharynx is innervated by which muscle?

Select one of the following:

  • X

  • IX

  • XII

  • XI

Explanation

Question 27 of 32

1

Heart arrhythmia and tachycardia are related to which cranial nerve?

Select one of the following:

  • IX

  • X

  • XI

  • XII

Explanation

Question 28 of 32

1

The "AHH" reflex tests which cranial nerve?

Select one of the following:

  • IX

  • XI

  • XII

  • X

Explanation

Question 29 of 32

1

A patient with a paralysed left side of the uvula does the "Ahh reflex". what are the results

Select one of the following:

  • the uvula deviates to the right

  • the uvula deviates to the left

  • the uvula stays medial

  • the uvula moves from left to right

Explanation

Question 30 of 32

1

a patient had a surgery on his back, and now is unable to shrug and elevate their shoulders? what cranial nerve is damaged?

Select one of the following:

  • XI

  • XII

  • X

  • IX

Explanation

Question 31 of 32

1

A patient sticks out their tongue during a physical, and you notice that their tongue deviates to the left side. what cranial nerve is affected, and what side is the lesion located on?

Select one of the following:

  • XI, left

  • XII, left

  • X, right

  • XII, right

Explanation

Question 32 of 32

1

which cervical ganglia is affected in sympathetic innervation in the head?

Select one of the following:

  • medial cervical ganglia

  • superior cervical ganglia

  • inferior cervical ganglia

Explanation

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