The Human Senses

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Across
  1. 3. To close and reopen your eyelids quickly, an action that normally happens automatically to keep the surface of each eye moist.
  2. 4. One of the two external openings through which air enters and leaves your nose.
  3. 5. Unable to feel things normally in a particular part of your body, as your lips might be after a dentist gives you a local anesthetic.
  4. 6. Describes the acidic flavor of lemon juice or vinegar that can make you screw up your face.
  5. 7. The thin membrane that vibrates when sound waves enter the passage leading into your ear.
  6. 8. A continuous humming sound, such as the noise made by a bee flying close to your head.
  7. 9. To speak using breath with little or no voice, perhaps because someone nearby is sleeping or you are sharing a secret.
  8. 12. The quality of a sound that distinguishes a high whistle from a low rumble, regardless of how loud either one is.
  9. 13. The usually black-looking opening in the center of your eye that becomes larger in darkness to let in more light.
  10. 15. Having a pleasant odor, as flowers or freshly baked bread often do.
  11. 17. Something that deceives your senses, such as a still picture whose patterns seem to move.
  12. 18. A brief or incomplete view of something, such as a famous actor you notice just before the crowd hides them.
  13. 20. The scientific term for detecting qualities such as sweetness, sourness, saltiness, bitterness, and umami through specialized cells, mainly on the tongue.
  14. 23. A soft, dry sound produced when leaves, paper, or thin fabric move against something.
  15. 24. Describes a surface that feels exceptionally soft and smooth, like the delicate covering of a rose petal.
  16. 28. The light-sensitive layer at the back of your eye where an image is formed and light is converted into nerve signals.
  17. 29. The surface quality that helps you distinguish silk from sandpaper using only your fingers.
  18. 30. The ability to remain steady and upright, which becomes especially important when standing on one leg.
  19. 32. Describes the strong flavor of black coffee or unsweetened cocoa that adding sugar can make less noticeable.
  20. 33. A very strong, unpleasant odor, such as the one coming from rotten food or an overflowing garbage bin.
  21. 34. The scientific term for the sense that allows you to detect sounds and distinguish voices, musical notes, and noises.
  22. 35. Describes a pleasantly sharp, slightly acidic flavor, such as that of a citrus dressing or some yogurts.
Down
  1. 1. The sense that allows you to detect light, distinguish colors, recognize faces, and judge how far away objects are.
  2. 2. Describes a material made of relatively large grains or thick fibers, such as a scratchy wool blanket.
  3. 3. Describes food that has very little flavor and might become more enjoyable with herbs, spices, or seasoning.
  4. 6. To partly close your eyes in an attempt to see more clearly, especially in strong sunlight.
  5. 7. A repetition of a sound caused by its reflection from a surface, sometimes making a shout in a canyon seem to receive an answer.
  6. 10. Describes a surface with little grip, such as wet tiles that make it easy to lose your footing.
  7. 11. Describes food with a flavor associated with meat, cheese, or herbs, rather than sugar or desserts.
  8. 13. Having a strong, sharp odor or flavor that makes an immediate impression, as raw garlic often does.
  9. 14. A distinctive odor, often pleasant, such as the one left behind by someone's perfume.
  10. 16. The scientific term for detecting airborne chemicals through receptors inside the nose, allowing you to recognize perfume, smoke, or freshly baked bread.
  11. 19. To look at someone or something for a long time without looking away, sometimes making another person uncomfortable.
  12. 21. To experience a slight prickling feeling, like tiny pins touching your skin, sometimes when feeling returns to a foot you have been sitting on.
  13. 22. A series of short knocking sounds produced when loose, hard objects shake against one another inside a container.
  14. 25. The sense that allows you to detect physical contact and pressure, helping you distinguish smooth glass from rough sandpaper.
  15. 26. The colored ring in your eye that adjusts the size of the central opening and gives you blue, brown, or green eyes.
  16. 27. Describes a surface that things tend to attach to, like fingers covered in honey.
  17. 31. The sharp cracking sound produced when you bite into a crisp apple or step on dry leaves.