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Cerebrovascular Anatomy 09

Topic: Anatomy

Created on Thursday, September 25 2008 by jdmiles

Last modified on Thursday, September 25 2008.

Which of the following structures does the anterior choroidal artery supply?

 
        A) Choroid plexus of the third ventricle
 
        B) Anterior commissure
 
        C) Insula
 
        D) Optic tract
 
        E) Anterior limb of the internal capsule
 

 


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This question was created on September 25, 2008 by jdmiles.
This question was last modified on September 25, 2008.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) choroid plexus of the third ventricle

This answer is incorrect.


The choroid plexus of the third ventricle is supplied by the posterior choroidal arteries.  (See References)

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B) anterior commissure

This answer is incorrect.


The anterior commissure typically receives it's blood supply from branches of the anterior cerebral artery.  (See References)

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C) insula

This answer is incorrect.


The insula is supplied by branches of the middle cerebral artery.  (See References)

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D) optic tract

This answer is correct.


The anterior choroidal artery supplies part of the cerebral peduncle, the genu and posterior limb of the internal capsule, part of the thalamus, part of the hippocampus, the choroid plexus of the inferior horn of the lateral ventricle, and the optic tract.  (See References)

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E) anterior limb of the internal capsule

This answer is incorrect.


The anterior limb of the internal capsule is commonly supplied by lateral MCA perforators, medial MCA perforators, ACA perforators and Heubner's artery. The anterior choroidal artery does provide some of the supply to the genu and posterior limb of the internal capsule.  (See References)

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References:

1. Nolte, J. (1993). The Human Brain: An Introduction to Its Functional Anatomy. Mosby, St. Louis. (ISBN:0801674832)Advertising:
2. Vitosević, Z., Cetković, M., Vitosević, B., Jović, D., Rajković, N., and Millisavljević, M. (). "[Blood supply of the internal capsule and basal nuclei]" Srp Arh Celok Lek, 133(1-2) 41-5. (PMID:16053174)
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anatomy
Cerebrovascular Anatomy 09
Question ID: 092508204
Question written by J. Douglas Miles, (C) 2006-2009, all rights reserved.
Created: 09/25/2008
Modified: 09/25/2008
Estimated Permutations: 840

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