Chapter 17 Ear and Eye Crossword Puzzle

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Across
  1. 3. Auricle; flap of the ear.
  2. 4. Central opening of the eye,
  3. 7. Pigmented (colored) layer
  4. 11. The protruding part of the external ear
  5. 12. Snail shell–shaped, spirally tube in inner ear
  6. 13. biconvex body behind the pupil of the eye
  7. 14. Small oval region on retina near the optic disc
  8. 15. Light-sensitive nerve cell layer of the eye
Down
  1. 1. Middle, vascular layer of the eye
  2. 2. Second ossicle (small bone) of the middle ear
  3. 5. Maze-like series of canals of the inner ear
  4. 6. A very small bone of the middle ear.
  5. 8. Third ossicle of the middle ear.
  6. 9. Elevated, like part of a sphere
  7. 10. Tough, white outer coat of the eyeball