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Median sensory nerve conduction study normal values 01

Topic: Physiology

Created on Monday, July 24 2006 by jdmiles

Last modified on Saturday, April 18 2009.

You are performing a sensory nerve conduction test on an adult. You are testing the median nerve, recording at the 2nd finger. Of the following choices, which best defines the normal conduction velocity?

 
        A) 20 m/s or greater
 
        B) 50 m/s or greater
 
        C) 20 mV or greater
 
        D) 30 m/s or greater
 
        E) 40 m/s or greater
 

 


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This question was created on July 24, 2006 by jdmiles.
This question was last modified on April 18, 2009.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) 20 m/s or greater

This answer is incorrect.


When performing a sensory nerve conduction test on the median nerve, recording at the 2nd digit, a normal conduction velocity is 50 m/s or greater.  (See References)

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B) 50 m/s or greater

This answer is correct.


When performing a sensory nerve conduction test on the median nerve, recording at the 2nd digit, a normal conduction velocity is 50 m/s or greater.  (See References)

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C) 20 mV or greater

This answer is incorrect.


When performing a sensory nerve conduction test on the median nerve, recording at the 2nd digit, a normal conduction velocity is 50 m/s or greater.  (See References)

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D) 30 m/s or greater

This answer is incorrect.


When performing a sensory nerve conduction test on the median nerve, recording at the 2nd digit, a normal conduction velocity is 50 m/s or greater.  (See References)

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E) 40 m/s or greater

This answer is incorrect.


When performing a sensory nerve conduction test on the median nerve, recording at the 2nd digit, a normal conduction velocity is 50 m/s or greater.  (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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physiology
Median sensory nerve conduction study normal values 01
Question ID: 041809090
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 07/24/2006
Modified: 04/18/2009
Estimated Permutations: 1800

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