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Carley MCQ 25

Topic: Anatomy

Created on Saturday, November 26 2022 by carley

Last modified on Saturday, November 26 2022.

Which structure in the eye is responsible for blind spots?

 
        A) Retina
 
        B) Fovea
 
        C) Optic disc
 
        D) Sclera
 

 


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This question was created on November 26, 2022 by carley.
This question was last modified on November 26, 2022.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANSWERS AND EXPLANATIONS




A) Retina

This answer is incorrect.


The retina contains photoreceptors to help with vision  (See References)

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B) Fovea

This answer is incorrect.


The fovea has the highest concentration of cones and has the highest visual acuity  (See References)

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C) Optic disc

This answer is correct.


The optic disc is where the nerve fibers leave and where the vessels enter. There are no photoreceptors here.  (See References)

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D) Sclera

This answer is incorrect.


The sclera is the white tissue that covers the eye   (See References)

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References:

1. Nolte, J. (2008). The Human Brain: An Introduction to Its Functional Anatomy, 6th ed. Mosby, St. Louis. (ISBN:0323041310)Advertising:
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anatomy
Carley MCQ 25
Question ID: 112622025
Question written by carley. (C) FrontalCortex.com 2006-2009, all rights reserved. Created: 11/26/2022
Modified: 11/26/2022
Estimated Permutations: 24

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