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Skull Foramina 01

Topic: Anatomy

Created on Saturday, February 9 2008 by jdmiles

Last modified on Tuesday, July 8 2025.

CN XII passes through which one of the following foramina?

 
        A) Hypoglossal canal
 
        B) Greater palatine canal
 
        C) Optic canal
 
        D) Vestibular aqueduct
 
        E) Superior orbital fissure
 

 


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This question was created on February 09, 2008 by jdmiles.
This question was last modified on July 08, 2025.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) hypoglossal canal

This answer is correct.


Hypoglossal nerve (CN XII) passes through the hypoglossal canal.

  (See References)

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B) greater palatine canal

This answer is incorrect.


Hypoglossal nerve (CN XII) passes through the hypoglossal canal. It does not pass through the greater palatine canal.  (See References)

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C) optic canal

This answer is incorrect.


CN II passes through the optic canal, but CN XII does not.  (See References)

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D) vestibular aqueduct

This answer is incorrect.


Hypoglossal nerve (CN XII) passes through the hypoglossal canal. It does not pass through the vestibular aqueduct.  (See References)

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E) superior orbital fissure

This answer is incorrect.


CN V-1, CN IV, CN III, and CN VI pass through the superior orbital fissure, but CN XII does not.  (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: 07/08/2025
Estimated Permutations: 37758000

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