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) Flexor digiti minimi brevis
 
        B) Flexor digitorum longus
 
        C) Gluteus minimus
 
        D) Piriformis
 
        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) Flexor digiti minimi brevis

This answer is incorrect.

Flexor digiti minimi brevis typically receives innervation from spinal segments S2 and S3  (See References)

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B) Flexor digitorum longus

This answer is incorrect.

Flexor digitorum longus typically receives innervation from spinal segments S2 and S3  (See References)

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C) Gluteus minimus

This answer is correct.

The muscles of the lower extremity which typically receive innervation from spinal segment l5 include obturator internus, tensor fasciae latae, gluteus maximus, gluteus medius, gluteus minimus, superior gemellus, inferior gemellus, quadratus femoris, semitendinosus, semimembranosus, biceps femoris, tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius, peroneus longus, peroneus brevis, popliteus, and tibialis posterior  (See References)

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D) Piriformis

This answer is incorrect.

Piriformis typically receives innervation from spinal segments S1 and S2  (See References)

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E) Adductor hallucis

This answer is incorrect.

Adductor hallucis typically receives innervation from spinal segments S2 and S3  (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