Sensations and Perception: Crossword Puzzle

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Across
  1. 4. The perception of movement from a rapid series of slightly different images.
  2. 5. Perception that begins with raw sensory input and builds up to a complete perception.
  3. 7. The transparent outer layer of the eye that helps focus light.
  4. 10. A theory explaining how we detect weak signals amid background noise.
  5. 14. Reduced sensitivity to a stimulus after repeated exposure.
  6. 15. The tendency to perceive complete figures even when part of the information is missing.
  7. 18. The central focal point in the retina with the highest concentration of cones.
  8. 20. The colored part of the eye that controls pupil size.
  9. 26. The structure behind the pupil that focuses light onto the retina.
  10. 29. Cells in the retina that convert light into neural signals.
  11. 30. The opening in the center of the eye that lets in light.
  12. 31. The tendency to group objects that are similar in appearance.
  13. 33. The process of detecting physical energy from the environment and converting it into neural signals.
  14. 34. The smallest amount of stimulus that a person can detect.
  15. 36. The process by which the eyes adjust to low light conditions.
  16. 38. The theory that color perception is controlled by opposing color pairs.
  17. 39. Cells in the retina that transmit signals from photoreceptors to ganglion cells.
  18. 41. The nerve that transmits visual information from the retina to the brain.
  19. 44. The part of the electromagnetic spectrum that can be seen by humans.
  20. 45. The white, outer protective layer of the eye.
Down
  1. 1. A visual impression that lingers after the stimulus is removed.
  2. 2. The tendency to perceive smooth, continuous patterns.
  3. 3. Increased sensitivity to a stimulus after repeated exposure.
  4. 4. The process where sensitivity to constant stimuli decreases over time.
  5. 6. Age-related difficulty in focusing on close objects.
  6. 8. The dimension of color determined by wavelength.
  7. 9. Perception that is guided by prior knowledge, experience, and expectations.
  8. 11. Specialized neurons in the brain that respond to specific stimuli.
  9. 12. The smallest difference between two stimuli that can be detected.
  10. 13. The sharpness or clarity of vision.
  11. 16. Cells that send visual information from the retina to the brain.
  12. 17. The process by which the brain structures sensory information into meaningful patterns.
  13. 19. Photoreceptors that detect light and dark, useful in dim lighting.
  14. 21. that are opposite each other on the color wheel.
  15. 22. Depth cues that require only one eye to perceive distance.
  16. 23. A misinterpretation of sensory information, leading to a false perception.
  17. 24. A person who has difficulty distinguishing between certain colors.
  18. 25. The tendency to group objects that are close together.
  19. 27. Stimuli that occur below the level of conscious awareness.
  20. 28. The tendency to perceive objects moving together as belonging together.
  21. 32. A person who is completely color blind, seeing only in shades of gray.
  22. 35. The theory that the eye has three types of cones for color vision.
  23. 37. The light-sensitive layer at the back of the eye.
  24. 40. Photoreceptors that detect color and fine details.
  25. 42. The process by which sensory information is organized and interpreted.
  26. 43. A person with normal color vision who can perceive three primary colors.