the frequency of tumors in different parts of the CNS

Topic: Behavior

Created on Saturday, September 2 2006 by

Last modified on Saturday, September 2 2006.

 
        A) Epidermoid/dermoid cyst is one of the most common tumors found in the midline pineal region.
 
        B) Optic nerve glioma is one of the most common tumors found in the midline sellar region.
 
        C) Hypothalamic glioma/hamartoma is one of the most common tumors found in the corpus callosum.
 
        D) Pineocytoma is one of the most common tumors found in the midline pineal region.
 
        E) Germ-cell tumor is one of the most common tumors found in the midline pineal region.
 

 

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This question was created on September 02, 2006 by .
This question was last modified on September 02, 2006.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS

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A) Epidermoid/dermoid cyst is one of the most common tumors found in the midline pineal region.

This answer is incorrect.

The statement, "Epidermoid/dermoid cyst is one of the most common tumors found in the midline pineal region." is true.
Epidermoid/dermoid cyst is one of the most common tumors found in the midline sellar region, and is one of the most common tumors found in the midline pineal region.  (See References)

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B) Optic nerve glioma is one of the most common tumors found in the midline sellar region.

This answer is incorrect.

The statement, "Optic nerve glioma is one of the most common tumors found in the midline sellar region." is true.
Optic nerve glioma is one of the most common tumors found in the midline sellar region.  (See References)

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C) Hypothalamic glioma/hamartoma is one of the most common tumors found in the corpus callosum.

This answer is correct.

The statement, "Hypothalamic glioma/hamartoma is one of the most common tumors found in the corpus callosum." is false.
Hypothalamic glioma/hamartoma is one of the most common tumors found in the midline sellar region.  (See References)

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D) Pineocytoma is one of the most common tumors found in the midline pineal region.

This answer is incorrect.

The statement, "Pineocytoma is one of the most common tumors found in the midline pineal region." is true.
Pineocytoma is one of the most common tumors found in the midline pineal region.  (See References)

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E) Germ-cell tumor is one of the most common tumors found in the midline pineal region.

This answer is incorrect.

The statement, "Germ-cell tumor is one of the most common tumors found in the midline pineal region." is true.
Germ-cell tumor is one of the most common tumors found in the midline sellar region, and is one of the most common tumors found in the midline pineal region.  (See References)

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References:

1. Geyers, J.D., Keating, J.M., and Potts, D.C. (2002). Neurology for the Boards, 2nd Edition. Lippincott Williams & Wilkins, Philadelphia.

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behavior
the frequency of tumors in different parts of the CNS
Question ID: 54322946
Question written by . (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 09/02/2006
Modified: 09/02/2006
Estimated Permutations: 0