63: The eye (physiology) Quiz

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  1. To view things farther away, the lens must become flatter.1
  2. You blind spot is right over your fovea.1
  3. When it is dark, the rods are switched on and are releasing neurotransmitters.1
  4. Which cell part makes a microtubule highway through a narrow passage in the rod and cone cells?1
  5. Pigmented epithelial cells regenerate when damaged, just like skin cells.1
  6. Which of these let the rods and cones communicate with each other?1
  7. Which of these parts holds the lens in place?1
  8. You have more rods than cones.1
  9. Which is larger, the macula or the fovea?1
  10. Which is smaller, rhodopsin or retinal?1
  11. Which of these is NOT a job that the pigmented epithelial cells do?1
  12. The retina sees images upside down.1
  13. Which of these is a color that cones don’t respond to?1
  14. Which of these leads right into the optic nerve?1
  15. Which amino acid to we find functioning as a neurotransmitter at the ends of rods and cones?1
  16. What holds the rhodopsin molecule in place?1
  17. Which one of these allows us to see at night?1
  18. Where will you find the highest number of cone cells?1
  19. What happens when a photon of light hits the retinal molecule?1
  20. Which of these parts bends light?1
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