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How do we see?

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    How we see!
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  • What does the pupil do?
    lines the back of the eyeball
    bends the light rays and projects an image onto the retina.
    controls the amount of light that enters the eye.
    sends the light rays to the brain to be interpreted.
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  • Which of the following are involved in the vision process?
    eyes, nerve fibers, brain
    nerve fibers, brain, spinal cord
    eyes, brain, spinal cord
    eyes, nerve fibers, spinal cord
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  • What is the clear, outer layer of the eye that covers the iris and the pupil?
    lens
    retina
    cornea
    optic nerve
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  • What sort of image is projected through the cornea and the lens?
    an upside-down image
    a reverse image
    a sideways image
    a right-side up image
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  • What is the retina?
    a bundle of nerve cells that send messages to the brain
    the lining at the back of the eyeball
    part of eye that controls the amount of light that enters
    the colored part of the eye
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  • Where does light go once it hits the retina?
    to the brain
    to the pupil
    to the cornea
    to the optic nerve
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  • Where is the lens located?
    behind the retina
    in front of the pupil
    above the optic nerve
    behind the cornea
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