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Lower extremity muscle function and innervation 2Topic: PharmacologyCreated on Monday, September 18 2006 by
Last modified on Monday, September 18 2006.
A patient presents with weakness of the adductors. Which of the following spinal root segments represents the minimum lesion required to cause this deficit?
A) L3 and L4 B) L1 and L2 C) L5 and S1 D) L2 and L3 E) S1 and S2
This question was created on September 18, 2006 by .
This question was last modified on September 18, 2006.
ANSWERS AND EXPLANATIONS
A) L3 and L4
This answer is incorrect.
The L2 and L3 spinal segments are the segments which most strongly innervate the adductors. ( See References)
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B) L1 and L2
This answer is incorrect.
The L2 and L3 spinal segments are the segments which most strongly innervate the adductors. ( See References)
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C) L5 and S1
This answer is incorrect.
The L2 and L3 spinal segments are the segments which most strongly innervate the adductors. ( See References)
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D) L2 and L3
This answer is correct.
The adductors are most strongly affected by the L2 and L3 spinal segments. ( See References)
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E) S1 and S2
This answer is incorrect.
The L2 and L3 spinal segments are the segments which most strongly innervate the adductors. ( 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. | |
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pharmacology
Lower extremity muscle function and innervation 2
Question ID: 69182
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved.
Created: 09/18/2006
Modified: 09/18/2006
Estimated Permutations: 0
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