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Lower extremity muscle function and innervation 05

Topic: Anatomy

Created on Monday, September 22 2008 by jdmiles

Last modified on Monday, September 22 2008.

The posterior divisions of the anterior rami of the L2-L3-L4 roots join to form which of the following nerves?

 
        A) Lateral femoral cutaneous nerve
 
        B) Iliohypogastric nerve
 
        C) Femoral nerve
 
        D) Obturator nerve
 
        E) Ilioinguinal nerve
 

 


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This question was created on September 22, 2008 by jdmiles.
This question was last modified on September 22, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) Lateral femoral cutaneous nerve

This answer is incorrect.


The lateral femoral cutaneous nerve is derived from the L2 and L3 roots  (See References)

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B) Iliohypogastric nerve

This answer is incorrect.


The iliohypogastric nerve is derived from the L1 root  (See References)

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C) Femoral nerve

This answer is correct.


The posterior divisions of the anterior rami of the L2-L3-L4 roots join to form the femoral nerve  (See References)

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D) Obturator nerve

This answer is incorrect.


The anterior divisions of the anterior rami of the L2-L3-L4 roots join to form the obturator nerve  (See References)

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E) Ilioinguinal nerve

This answer is incorrect.


The ilioinguinal nerve is derived from the L1 root  (See References)

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References:

1. Preston, D.C., and Shapiro, B.E. (2005). Electromyography and Neuromuscular Disorders: Clinical-Electrophysiologic Correlations, 2nd Edition. Elsevier, Philadelphia. (ISBN:075067492X)Advertising:
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anatomy
Lower extremity muscle function and innervation 05
Question ID: 092208128
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 09/22/2008
Modified: 09/22/2008
Estimated Permutations: 600

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