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Vocabulary Words

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
cornea   the transparent outer coating of the eye  
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pupil   the opening that allows light rays to enter your eye  
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iris   the colored part of your eye  
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retina   the inner surface of the eye  
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rods   light-sensitive neurons in the retina that detect low-intensity light and distinguish black, white, and gray  
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cones   light-sensitive neurons in the retina that detect color  
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nearsightedness   an eye condition that causes distant objects to be blurry  
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farsightedness   an eye condition that causes nearby objects to be blurry  
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astigmatism   a condition in which objects at any distance appear blurry because the cornea or lens is misshapen  
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Created by: MarieElyn
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