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Winneconne Ch. 4 Section 1&2 Quiz

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Where are the rods and cones located?   In the retina  
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The membrane that protects the eye and through which light it refracted is the   cornea  
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Muscles surrounding the lens of the eye   make the lens thicker or thinner so it can focus  
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A person who is nearsighted   has eyes that are too long, and things far away look blurry.  
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A person who is farsighted   has eyes that are too short, and things nearby look blurry  
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Surgical correction of nearsightedness or farsightedness involves using a laser to reshape a patient's   cornea  
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What causes color deficiency?   One or more types of cones respond to the wrong color.  
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What part of the eye detects very dim light?   Rods  
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What does a convex lens look like?   Look on page 102, figure 7  
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What does a concave lens look like?   Look on page 102, figure 7  
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