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Muscles innervated by the median nerve

Topic: Anatomy

Created on Wednesday, August 9 2006 by

Last modified on Wednesday, December 31 1969.

Which of the following muscles is innervated by the median nerve?

 
        A) Flexor pollicis longus
 
        B) Flexor carpi ulnaris
 
        C) Teres major
 
        D) Flexor digitorum profundus III
 
        E) Extensor carpi ulnaris
 

 


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This question was created on August 09, 2006 by .
This question was last modified on December 31, 1969.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) flexor pollicis longus

This answer is correct.


Flexor pollicis longus is innervated by the median nerve  (See References)

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B) flexor carpi ulnaris

This answer is incorrect.


Flexor carpi ulnaris is innervated by the ulnar nerve  (See References)

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C) teres major

This answer is incorrect.


Teres major is innervated by the subscapular nerve, which arises from the posterior cord of the brachial plexus  (See References)

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D) flexor digitorum profundus III

This answer is incorrect.


Flexor digitorum profundus III is innervated by the ulnar nerve  (See References)

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E) extensor carpi ulnaris

This answer is incorrect.


Extensor carpi ulnaris is innervated by the radial nerve  (See References)

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References:

1. Guarantors of Brain. (2000). Aids to the Examination of the Peripheral Nervous System, fourth edition. W.B. Saunders, Edinburgh.
2. Moore, K.L. (1992). Clinical Oriented Anatomy, 3rd Edition. Williams & Wilkins, Baltimore.
3. Preston, D.C., and Shapiro, B.E. (2005). Electromyography and Neuromuscular Disorders: Clinical-Electrophysiologic Correlations, 2nd Edition. Elsevier, Philadelphia.
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anatomy
Muscles innervated by the median nerve
Question ID: 809200601
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 08/09/2006
Modified: 12/31/1969
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