The Optic Disc Is a Blind Spot Because

question 148

Multiple Choice

The optic disc is a blind spot because

• A) there are no photoreceptors in that area.
• B) the retina lacks nerves in the optic disc.
• C) humans are unable to focus light on that area of the retina.
• D) the vitreous body is too thick in this area for the passage of light.
• E) the fovea prevents light from striking the optic disc.

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Definitions:

Average Fixed Cost Curve

A graph that shows the fixed costs of production divided by the quantity of output produced, illustrating how these costs dilute over larger production volumes.

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