Podcast
Questions and Answers
Which part of the eye accomplishes most of the focusing of light from the outside world?
Which part of the eye accomplishes most of the focusing of light from the outside world?
- The retina
- The cornea (correct)
- The crystalline lens
- The sclera
What is the function of the aperture in the human eye?
What is the function of the aperture in the human eye?
- To protect the eye from external elements
- To facilitate the connection to the brain via the optic nerve
- To aid in maintaining the shape of the eye
- To control the amount of light entering the interior of the eye (correct)
What is the approximate shape of the human eye?
What is the approximate shape of the human eye?
- Cylindrical
- Cubical
- Spherical (correct)
- Conical
What keeps the eye essentially light tight except on the eye's optic axis?
What keeps the eye essentially light tight except on the eye's optic axis?
What is the role of the retina in the human eye?
What is the role of the retina in the human eye?
Flashcards
What part of the eye focuses light the most?
What part of the eye focuses light the most?
The cornea is the part of the eye that is responsible for most of the focusing of light from the outside world.
What controls light entry into the eye?
What controls light entry into the eye?
The aperture, or iris, controls the amount of light that enters the eye.
What is the eye's shape?
What is the eye's shape?
The human eye is approximately spherical in shape.
What makes the eye light-tight?
What makes the eye light-tight?
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What is the role of the retina?
What is the role of the retina?
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