Development of the Nervous System 01

Topic: Anatomy

Created on Sunday, October 14 2007 by jdmiles

Last modified on Sunday, October 14 2007.

 
        A) The neural tube begins to form on approximately week 23, and closes on approximately week 25.
 
        B) The neural tube begins to form on approximately week 20, and closes on approximately week 22.
 
        C) The neural tube begins to form on approximately week 25, and closes on approximately week 27.
 
        D) The neural tube begins to form on approximately week 22, and closes on approximately week 24.
 
        E) The neural tube begins to form on approximately day 27, and closes on approximately day 28.
 

 

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This question was created on October 14, 2007 by jdmiles.
This question was last modified on October 14, 2007.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) The neural tube begins to form on approximately week 23, and closes on approximately week 25.

This answer is incorrect.

The neural tube begins to form on approximately day 27, and closes on approximately day 28.  (See References)

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B) The neural tube begins to form on approximately week 20, and closes on approximately week 22.

This answer is incorrect.

The neural tube begins to form on approximately day 27, and closes on approximately day 28.  (See References)

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C) The neural tube begins to form on approximately week 25, and closes on approximately week 27.

This answer is incorrect.

The neural tube begins to form on approximately day 27, and closes on approximately day 28.  (See References)

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D) The neural tube begins to form on approximately week 22, and closes on approximately week 24.

This answer is incorrect.

The neural tube begins to form on approximately day 27, and closes on approximately day 28.  (See References)

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E) The neural tube begins to form on approximately day 27, and closes on approximately day 28.

This answer is correct.

The neural tube begins to form on approximately day 27, and closes on approximately day 28.  (See References)

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References:

1. Rowland, L.P. (Ed) (2000). Merritt's Neurology, 10th Edition. Lippincott Williams & Wilkins, Philadelphia. (ISBN:0683304747)

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anatomy
Development of the Nervous System 01
Question ID: 10140702
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 10/14/2007
Modified: 10/14/2007
Estimated Permutations: 6283200