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Eyeball

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
eyeball sits in a bony socket called   orbit  
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outer layer and white of your eye   sclera  
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eyeball has this many layers   three  
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central layer and supplies blood to the eye   choroid  
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blood supplies the eye with   nutrients and oxygen  
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inner skin like layer of the eye   retina  
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contains the light sensitive cells   retina  
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sensory receptors   rods and cones  
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transparent layer at the front of the eye   cornea  
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protect the eye and focus light   cornea  
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cornea is covered by the membrane called   conjuctiva  
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ring od muscula tissue between the cornea and the lens   iris  
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gives the eye color   pigment  
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the hole which allows light to pass through into the eye   pupil  
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curved structure which bends light to form an image   the lens  
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lens is made up of   transparent proteins  
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visual effect called   presbyopia  
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watery substance   aqueous humor  
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the membrane that contains the light sensitive cells   retina  
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respond to daylight and give your color vision   cones  
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help you see at night   rods  
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jelly like substane   vitreous humor  
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causes light to converge to a focus or focal point   convex lens  
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cause light to diverge or spread out   concave lens  
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used by near sighted people   concave lens  
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used by far sighted people   convex lens  
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is used in telescopes   convex  
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Created by: poopoohead
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