Human Eye Anatomy

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Across
  1. 3. the transparent structure in the eye that helps refract light to be focused on the retina
  2. 4. the tough outermost layer of the eye; the white of the eye
  3. 5. receives light focused from the lens, then converts the light into neural signals, and sends these on to the brain
  4. 8. adjustment of the len's curvature that allows for vision at differing distances
  5. 10. the colored ring between the lens and the cornea; regulates amount of light that enters by changing the size of the pupil
Down
  1. 1. the opening at the center of the iris.
  2. 2. an eyelid ( closes over the surface of the eye to protect it )
  3. 6. a certain cell in the retina that responds to light, has high visual acuity, functions in bright light, and responds to colors
  4. 7. the clear, anterior portion of the sclera
  5. 9. the bony cavity that holds the eyeball