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12 Cards in this Set
- Front
- Back
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retina
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light-sensitive membrane covering the back wall of the eyeball
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lens
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the flexible structure that focuses light that has entered the eye
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pupil
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the opening through which light enters the eye
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iris
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the circular structure that surrounds the pupil and regulates the amount of the light entering the eye
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cornea
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the clear tissue that covers the front of the eye
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rods
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type of photoreceptor that process light and dark images
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cones
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type of photorecptor that process colors and finely detail images
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optic nerve
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part of the eye that carries visual information from the eyeball to the brain
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sclera
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white, outer layer of eyeball
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optical illusion
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visual images that appear different from reality
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spectrum
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colored band produced when a beam of light passes through a prism; broad and continuous range.
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prism
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piece of glass that separates white light into colors of the spectrum
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