Sight: Structure and Function Crossword

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Across
  1. 3. located behind the iris and pupil. similar to camera focus
  2. 4. group member with a common last name
  3. 7. the study of the human bodies structure
  4. 9. what period is this?
  5. 10. the power of seeing
  6. 13. transmits electrical signals to the brain to create images
  7. 15. black dot in the center of the eye that acts as a gateway for light
Down
  1. 1. least athletic group member
  2. 2. electromagnetic radiation traveling in waves
  3. 5. dome shaped front layer which bends the light that enters the eye
  4. 6. collects light from the visible world around us
  5. 8. the study of the human bodies function
  6. 11. group member that is the youngest in the class
  7. 12. located in the back of the eye. transforms light into electrical signals
  8. 14. referred to as eye color. controls the size of pupil