Question 1

The purpose of pharyngeal constriction during the pharyngeal phase of swallowing is to:

Accepted Answer

A)  open the cricopharyngeus
B)  generate enough pressure to push the bolus through the pharynx
C)  trigger the elevation of the larynx
D)  clear the bolus from the laryngeal vestibule
E)  invert the epiglottisF) A) and E)
G) A) and D) D

Question 2

Which of the following cranial nerves are developed embryologically from branchial arches?

Accepted Answer

A)  III
B)  VIII
C)  VII
D)  IIE) C) and D)
F) B) and C)

Question 3

Cranial nerve VIII:

Accepted Answer

A)  has a visceral component
B)  is a special sensory nerve
C)  developed from somites
D)  developed from branchial archesE) B) and D)
F) B) and C)

Question 4

Pharyngeal contractions (peristalsis)are the major force that pushes the bolus through the pharynx in the pharyngeal phase of swallowing.

Accepted Answer

A) True 
 B)False

Question 5

Which of these cranial nerves does not have a visceral component?

Accepted Answer

A)  III
B)  V
C)  VII
D)  IX
E)  XF) C) and D)
G) C) and E)

Question 6

Which of the following is NOT a function of the superior laryngeal nerve of cranial nerve X?

Accepted Answer

A)  sensory information from the epiglottis and larynx
B)  innervation of the cricothyroid muscle
C)  sensory information from the tip of the tongue
D)  general sensation from the pharynx
E)  general sensation from the external earF) B) and C)
G) A) and E)

Question 7

The __ stage of deglutition is voluntary and is approximately 1 second in duration.

Accepted Answer

A)  oral preparatory
B)  oral
C)  pharyngeal
D)  esophageal
E)  both B and CF) B) and C)
G) C) and D)

Question 8

Asking a patient to produce the phoneme /t/ is a good test of the strength of elevation of the tongue tip.

Accepted Answer

A) True 
 B)False

Question 9

Which of these nerves has a visceral component?

Accepted Answer

A)  olfactory
B)  optic
C)  oculomotor
D)  trochlear
E)  abducensF) B) and C)
G) A) and E)

Question 10

The vestibular nerve is exclusively afferent,receiving impulses from the utricle,saccule,and semicircular canals.

Accepted Answer

A) True 
 B)False

Question 11

A clinician has determined that a patient's vagus nerve has been damaged,affecting the contraction of the pharyngeal constrictor muscles.Knowing this,which type of swallowing assessment is indicated?

Accepted Answer

A)  Have the patient swallow a liquid,semisolid,and solid in a clinic setting.
B)  Test the sensation of taste.
C)  Request a modified barium swallow.
D)  Request an ultrasound to assess the oral stage of swallowing.E) None of the above
F) All of the above

Question 12

Which of the following is NOT a function of the vagus nerve,recurrent laryngeal branch?

Accepted Answer

A)  general sensation from the vocal folds
B)  innervation of all the intrinsic muscles of the larynx
C)  visceral sensation below the larynx
D)  All of these are functions of the recurrent laryngeal branch of the vagus.E) None of the above
F) A) and C) B

Question 13

__ are the cranial nerves that innervate muscles involved in swallowing.

Accepted Answer

A)  V,VII,IX,X,and XII
B)  V,IX,X,XI,and XII
C)  V,VII,VIII,IX,and X
D)  VII,IX,X,XI,and XIIE) B) and C)
F) A) and B)

Question 14

The cochlear nerve is located in:

Accepted Answer

A)  Scarpa's ganglion
B)  the spiral ganglion
C)  the lateral lemniscus
D)  the medial geniculate bodyE) All of the above
F) A) and B)

Question 15

A lesion in the superior laryngeal nerve would likely result in:

Accepted Answer

A)  weakness of the laryngeal closure
B)  a strained,strangled voice
C)  an inability to change pitch
D)  a hoarse,breathy voiceE) All of the above
F) None of the above

Question 16

The __ has a primary role in chewing.

Accepted Answer

A)  branchial motor component of the facial nerve
B)  maxillary nerve of the trigeminal
C)  mandibular nerve of the trigeminal
D)  hypoglossal nerveE) None of the above
F) A) and B)

Question 17

A patient who cannot move the jaw to one side has a:

Accepted Answer

A)  unilateral lesion of the facial nerve
B)  unilateral lesion of the trigeminal nerve
C)  bilateral lesion of the facial nerve
D)  bilateral lesion of the trigeminal nerve
E)  unilateral lesion of the spinal accessory nerveF) C) and D)
G) A) and B)

Question 18

Which of the following muscles is NOT innervated by the hypoglossal nerve?

Accepted Answer

A)  hyoglossus
B)  intrinsic muscles of the tongue
C)  genioglossus
D)  styloglossus
E)  All of these muscles are innervated by the hypoglossal nervE.F) B) and E)
G) B) and C) E

Question 19

Rarely are both focal folds completely paralyzed as a result of an upper motor neuron lesion.

Accepted Answer

A) True 
 B)False

Question 20

The __ provides efferent innovation to pharyngeal muscles.

Accepted Answer

A)  nucleus solitarius
B)  inferior salivatory nucleus
C)  nucleus ambiguus
D)  dorsal nucleus of the vagus
E)  dorsal motor nucleus of the facial nerveF) None of the above
G) A) and B)

Exam 7: The Cranial Nerves

The purpose of pharyngeal constriction during the pharyngeal phase of swallowing is to:

Correct AnswerverifiedD

Which of the following cranial nerves are developed embryologically from branchial arches?

Correct AnswerverifiedShow Answer

Cranial nerve VIII:

Correct AnswerverifiedShow Answer

Pharyngeal contractions (peristalsis)are the major force that pushes the bolus through the pharynx in the pharyngeal phase of swallowing.

Correct AnswerverifiedShow Answer

Which of these cranial nerves does not have a visceral component?

Correct AnswerverifiedShow Answer

Which of the following is NOT a function of the superior laryngeal nerve of cranial nerve X?

Correct AnswerverifiedShow Answer

The __ stage of deglutition is voluntary and is approximately 1 second in duration.

Correct AnswerverifiedShow Answer

Asking a patient to produce the phoneme /t/ is a good test of the strength of elevation of the tongue tip.

Correct AnswerverifiedShow Answer

Which of these nerves has a visceral component?

Correct AnswerverifiedShow Answer

The vestibular nerve is exclusively afferent,receiving impulses from the utricle,saccule,and semicircular canals.

Correct AnswerverifiedShow Answer

A clinician has determined that a patient's vagus nerve has been damaged,affecting the contraction of the pharyngeal constrictor muscles.Knowing this,which type of swallowing assessment is indicated?

Correct AnswerverifiedShow Answer

Which of the following is NOT a function of the vagus nerve,recurrent laryngeal branch?

Correct AnswerverifiedB

__ are the cranial nerves that innervate muscles involved in swallowing.

Correct AnswerverifiedShow Answer

The cochlear nerve is located in:

Correct AnswerverifiedShow Answer

A lesion in the superior laryngeal nerve would likely result in:

Correct AnswerverifiedShow Answer

The __ has a primary role in chewing.

Correct AnswerverifiedShow Answer

A patient who cannot move the jaw to one side has a:

Correct AnswerverifiedShow Answer

Which of the following muscles is NOT innervated by the hypoglossal nerve?

Correct AnswerverifiedE

Rarely are both focal folds completely paralyzed as a result of an upper motor neuron lesion.

Correct AnswerverifiedShow Answer

The __ provides efferent innovation to pharyngeal muscles.

Correct AnswerverifiedShow Answer

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D

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B

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E

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