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Physiology Terms 01

Topic: Physiology

Created on Thursday, May 21 2009 by jdmiles

Last modified on Thursday, May 21 2009.

Delayed relaxation of skeletal muscle after voluntary contraction, related to hyperexcitability of the muscle membrane is called:

 
        A) Paramyotonia
 
        B) Contracture
 
        C) Myotonia
 
        D) Myokymia
 
        E) Fibrillation
 

 


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This question was created on May 21, 2009 by jdmiles.
This question was last modified on May 21, 2009.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) Paramyotonia

This answer is incorrect.


Myotonia is delayed relaxation of skeletal muscle after voluntary contraction, and is attributed to hyperexcitability of the muscle membrane.  (See References)

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B) Contracture

This answer is incorrect.


Myotonia is delayed relaxation of skeletal muscle after voluntary contraction, and is attributed to hyperexcitability of the muscle membrane.  (See References)

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C) myotonia

This answer is correct.


Myotonia is delayed relaxation of skeletal muscle after voluntary contraction, and is attributed to hyperexcitability of the muscle membrane.  (See References)

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D) myokymia

This answer is incorrect.


Myotonia is delayed relaxation of skeletal muscle after voluntary contraction, and is attributed to hyperexcitability of the muscle membrane.  (See References)

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E) Fibrillation

This answer is incorrect.


Myotonia is delayed relaxation of skeletal muscle after voluntary contraction, and is attributed to hyperexcitability of the muscle membrane.  (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:
2. Rossignol, E., Mathieu, J., Thiffault, I., Tétreault, M., Dicaire, M., Chrestian, N., Dupré, N., Puymirat, J., and Brais, B. (2007). "A novel founder SCN4A mutation causes painful cold-induced myotonia in French-Canadians." Neurology, 69(20) 1937-41. (PMID:17998485)
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physiology
Physiology Terms 01
Question ID: 052109125
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 05/21/2009
Modified: 05/21/2009
Estimated Permutations: 600

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