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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) Supraspinatus
 
        B) Flexor digitorum profundus III
 
        C) Lumbricals III
 
        D) Brachialis
 
        E) Flexor pollicis brevis
 

 


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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) supraspinatus

This answer is incorrect.


Supraspinatus is innervated by the suprascapular nerve, which arises from the upper trunk of the brachial plexus  (See References)

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B) flexor digitorum profundus III

This answer is incorrect.


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

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C) lumbricals III

This answer is incorrect.


Lumbricals III is innervated by the ulnar nerve  (See References)

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D) brachialis

This answer is incorrect.


Brachialis is innervated by the musculocutaneous nerve  (See References)

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E) flexor pollicis brevis

This answer is correct.


Flexor pollicis brevis is innervated by the median 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
Estimated Permutations: 0

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