Skull Foramina 01

Topic: Anatomy

Created on Saturday, February 9 2008 by jdmiles

Last modified on Thursday, January 17 2019.

 
        A) Mastoid foramen
 
        B) Stylomastoid foramen
 
        C) Petrosal foramen
 
        D) Jugular foramen, pars vascularis
 
        E) Jugular foramen, pars nervosa
 

 

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This question was created on February 09, 2008 by jdmiles.
This question was last modified on January 17, 2019.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) mastoid foramen

This answer is incorrect.

Facial nerve (CN VII) passes through the stylomastoid foramen. It does not pass through the mastoid foramen.  (See References)

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B) stylomastoid foramen

This answer is correct.

Facial nerve (CN VII) passes through the stylomastoid foramen.

  (See References)

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C) petrosal foramen

This answer is incorrect.

Facial nerve (CN VII) passes through the stylomastoid foramen. It does not pass through the petrosal foramen.  (See References)

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D) jugular foramen, pars vascularis

This answer is incorrect.

CN XI and CN X pass through the jugular foramen, pars vascularis, but CN VII does not.  (See References)

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E) jugular foramen, pars nervosa

This answer is incorrect.

CN IX passes through the jugular foramen, pars nervosa, but CN VII 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: 01/17/2019
Estimated Permutations: 37758000