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Copy of Genetics of ALS 01

Topic: Adult

Created on Monday, September 29 2008 by pkennedy

Last modified on Monday, September 29 2008.

Regarding amyotrophic lateral sclerosis (ALS), roughly what percentage of cases are familial?

 
        A) About 85%
 
        B) About 5%
 
        C) About 25%
 
        D) About 55%
 
        E) About 75%
 

 


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This question was created on September 29, 2008 by pkennedy.
This question was last modified on September 29, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) about 85%

This answer is incorrect.


About 5% of cases of ALS are familal, in an autosomal dominant inheritance pattern.   (See References)

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B) about 5%

This answer is correct.


About 5% of cases of ALS are familal, in an autosomal dominant inheritance pattern.   (See References)

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C) about 25%

This answer is incorrect.


About 5% of cases of ALS are familal, in an autosomal dominant inheritance pattern.   (See References)

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D) about 55%

This answer is incorrect.


About 5% of cases of ALS are familal, in an autosomal dominant inheritance pattern.   (See References)

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E) about 75%

This answer is incorrect.


About 5% of cases of ALS are familal, in an autosomal dominant inheritance pattern.   (See References)

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References:

1. Rowland, L.P. (Ed) (2000). Merritt's Neurology, 10th Edition. Lippincott Williams & Wilkins, Philadelphia. (ISBN:0683304747) Advertising:
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adult
Copy of Genetics of ALS 01
Question ID: 092908103
Question written by pkennedy. (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 09/29/2008
Modified: 09/29/2008
Estimated Permutations: 15120

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