psych

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Across
  1. 1. -the light-sensitive inner surface of the eye, containing the receptor rods and cones plus layers of neurons that begin process of visual information
  2. 7. -muscle colored tissue at front of eye that contains pupil in the center
  3. 10. -diminished sensitivity as a consequence of constant stimulation
  4. 14. -the nerve that carries neural impulses from the eye to the brain
  5. 15. -detect fine detail and give rise to color sensations
Down
  1. 2. -the nerve that carries impulse from the inner ear to the brain, resulting in the perception of sound
  2. 3. -a coiled, bony, fluid-filled tube in the inner ear through which sound waves trigger nerve impulses
  3. 4. -perceiving objects as unchanging even as illumination and retinal images change
  4. 5. -a laboratory device for testing depth perception in infants and young animals
  5. 6. -retinal receptors that detect black, white, and gray; necessary for peripheral and twilight vision, when cones don’t respond
  6. 8. -the transparent structure behind the pupil that changes shape to help focus images on retina
  7. 9. -retinal disparity and convergence
  8. 11. -adjustable opening in the center of the eye through which light enter
  9. 12. -specialized auditory receptor neurons embedded in the basilar membrane
  10. 13. -the transparent layer forming the front of the eye