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Skull Foramina 02

Topic: Anatomy

Created on Saturday, February 9 2008 by jdmiles

Last modified on Friday, August 17 2018.

Which of the following nerves passes through the internal auditory canal?

 
        A) Oculomotor nerve
 
        B) CN V-3
 
        C) Maxillary nerve
 
        D) Vestibulocochlear nerve
 
        E) CN IX
 

 


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This question was created on February 09, 2008 by jdmiles.
This question was last modified on August 17, 2018.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) oculomotor nerve

This answer is incorrect.


CN III (oculomotor nerve) passes through the superior orbital fissure, but not through the internal auditory canal.  (See References)

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B) CN V-3

This answer is incorrect.


CN V-3 (mandibular nerve) passes through the foramen ovale, but not through the internal auditory canal.  (See References)

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C) maxillary nerve

This answer is incorrect.


CN V-2 (maxillary nerve) passes through the foramen rotundum, but not through the internal auditory canal.  (See References)

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D) vestibulocochlear nerve

This answer is correct.


The internal auditory canal contains CN VIII (vestibulocochlear nerve) and CN VII (facial nerve).

  (See References)

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E) CN IX

This answer is incorrect.


CN IX (glossopharyngeal nerve) passes through the jugular foramen, pars nervosa, but not through the internal auditory canal.  (See References)

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References:

1. David L. Felten, Ralph F., Md. Jozefowicz, Frank H., Md. Netter, . Netter's Atlas of Human Neuroscience. ICON Learning Systems (ISBN:1929007167)Advertising:
2. Robert I. Grossman, David M. Yousem. Neuroradiology: the requisites. Philadelphia, Pa. : Mosby, c2003. (ISBN:9780323005081)Advertising:
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anatomy
Skull Foramina 02
Question ID: 02090802
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 02/09/2008
Modified: 08/17/2018
Estimated Permutations: 1201200

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