Spinal segments innervating muscles of the lower extremity 2

Topic: Anatomy

Created on Wednesday, August 30 2006 by jdmiles

Last modified on Tuesday, November 4 2008.

 
        A) Obturator internus
 
        B) Gracilis
 
        C) Popliteus
 
        D) Inferior gemellus
 
        E) Adductor hallucis
 

 

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This question was created on August 30, 2006 by jdmiles.
This question was last modified on November 04, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) Obturator internus

This answer is incorrect.

Obturator internus typically receives innervation from spinal segments L5 and S1  (See References)

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B) Gracilis

This answer is incorrect.

Gracilis typically receives innervation from spinal segments L2 and L3  (See References)

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C) Popliteus

This answer is incorrect.

Popliteus typically receives innervation from spinal segments L4, L5, and S1  (See References)

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D) Inferior gemellus

This answer is incorrect.

Inferior gemellus typically receives innervation from spinal segments L5 and S1  (See References)

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E) Adductor hallucis

This answer is correct.

The muscles of the lower extremity which typically receive innervation from spinal segment s3 include flexor hallucis longus, flexor digitorum longus, abductor hallucis, flexor digitorum brevis, abductor digiti minimi, quadratus plantae, lumbricals, adductor hallucis, flexor digiti minimi brevis, plantar interossei, and dorsal interossei  (See References)

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References:

1. Moore, K.L. (1992). Clinical Oriented Anatomy, 3rd Edition. Williams & Wilkins, Baltimore. (ISBN:068306133X)

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anatomy
Spinal segments innervating muscles of the lower extremity 2
Question ID: 830200603
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 08/30/2006
Modified: 11/04/2008
Estimated Permutations: 0