I sense you may have difficulty with this crossword

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Across
  1. 1. “anvil” bone inside your ear
  2. 10. the color detecting cell of mammalian eyes
  3. 11. where light enters the eye
  4. 12. “stirrup” bone inside your ear
  5. 14. (2 words) bends when the tectorial membrane vibrates, sending action potentials to auditory nerve
  6. 15. the photoreceptor cell that is better for low light vision
  7. 16. the sense of taste
  8. 18. coating that molecules must diffuse into, in order to be smelled
  9. 23. what you “see” when there’s nothing to see, because of your tired-out cones
  10. 25. the “fifth” most recently discovered taste
  11. 27. three canals filled with fluid for sensing orientation in 3D space
  12. 29. the most simple seeing organ that detects intensity and direction of light
  13. 31. describes an eye that is a matrix of many tiny eyes
  14. 32. “hammer” bone inside your ear
Down
  1. 2. “snail” inside your ear
  2. 3. the most sensitive area of the retina
  3. 4. the number of different photo pigments in the human eye
  4. 5. houses gustatory chemoreceptors
  5. 6. structure within the eye that is manipulated in order to see different distances
  6. 7. determines the volume of a sound wave
  7. 8. the sense of smell
  8. 9. membrane, aka ear drum
  9. 13. one of two sensory pathways that does not enter the brain through the thalamus
  10. 17. aka proprioception
  11. 19. what gravity acts upon within invertebrate gravity sensing organs
  12. 20. determines the pitch of a sound wave
  13. 21. (2 words) what lies behind the eye’s blind spot
  14. 22. the results of the brain interpreting sensory signals
  15. 24. perception of this pitch range is lost with age
  16. 26. organ used for olfaction in insects
  17. 28. where photoreceptors are located in the mammalian eye
  18. 30. what causes a shape change in photoreceptor pigments