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20 Cards in this Set
- Front
- Back
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what receives images?
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receptor
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what do nerves within the eyes conduct?
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imulses
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photosynthesis
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6co2+6h2o...light energy...c6h12o6+6o2
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resperation
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C6 H12 O6+6CO2+6H2O+energy
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nearsighted-
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you can see things near(myopia)
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farsighted-
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you can see things far(hypermetropia)
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cataracts-
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clouding of the lens or cornea
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astigmatism-
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irregular shape cornea lens
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baby blue eyes-
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melanolin
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optic nerve-
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carries the image to the brain
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vitreous humor-
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clear,jelly-like materialthat is inside the eye that helps hold it shape
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retina-
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backs surface of the eye; contains rods and cores
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rods-
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react in dim light; no color
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cones-
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allows you to see color(cells)
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pupil-
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open in the center,allows light in the eyeball
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iris
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to regulate the amount of light admitted to a lens or optical system
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sclera
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forms the external covering of the eyeball
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aqueous humor
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the clear watery fluid circulating in the chamber of th eye between the cornea and lens
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choroid
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nourish the retina and absorb scatterd light
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cornea
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the transparent convex anterior portionon of the outer fiberous coat of the eyeball that covers the iris and the pupil and is continuouis with the sclera
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