Sight, Smell, Taste

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Across
  1. 5. Circular opening in center of iris.
  2. 8. Flap of elastic cartilage found behind tongue.
  3. 9. Gland that moistens the surface of eye.
  4. 10. Ice cream, cookies.
  5. 12. Enzyme in tears that reduce infection.
  6. 13. "Meaty" flavor.
  7. 15. Visual receptor cells.
  8. 16. Chips, pretzels.
  9. 18. Molecules that stimulate various sets of olfactory receptor proteins.
Down
  1. 1. Coffee flavor.
  2. 2. First cranial nerves.
  3. 3. Hairlike objects that cover tiny knobs at distal ends of neurons' dendrites.
  4. 4. Small structures on the tongue that contain taste buds.
  5. 6. Behind the iris and pupil.
  6. 7. Two small ducts that collect tears.
  7. 11. This taste acts as an evolutionary mechanism to detect spoiled or unripe food.
  8. 14. Partial or complete loss of smell.
  9. 17. Impulses travel here within the temporal lobes.