Skull Foramina 01

Topic: Anatomy

Created on Saturday, February 9 2008 by jdmiles

Last modified on Friday, July 18 2025.

 
        A) Superior orbital fissure
 
        B) Foramen ovale
 
        C) Internal auditory canal
 
        D) Vestibular aqueduct
 
        E) Petrosal foramen
 

 

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This question was created on February 09, 2008 by jdmiles.
This question was last modified on July 18, 2025.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) superior orbital fissure

This answer is incorrect.

CN V-1, CN III, CN IV, and CN VI pass through the superior orbital fissure, but CN VIII does not.  (See References)

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B) foramen ovale

This answer is incorrect.

CN V-3 passes through the foramen ovale, but CN VIII does not.  (See References)

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C) internal auditory canal

This answer is correct.

Vestibulocochlear nerve (CN VIII) passes through the internal auditory canal.

  (See References)

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D) vestibular aqueduct

This answer is incorrect.

Vestibulocochlear nerve (CN VIII) passes through the internal auditory canal. It does not pass through the vestibular aqueduct.  (See References)

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E) petrosal foramen

This answer is incorrect.

Vestibulocochlear nerve (CN VIII) passes through the internal auditory canal. It does not pass through the petrosal foramen.  (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 01
Question ID: 02090801
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 02/09/2008
Modified: 07/18/2025
Estimated Permutations: 37758000