63: The eye (physiology) Quiz

Please sign up for the course before taking this quiz.
  1. Which cell part makes a microtubule highway through a narrow passage in the rod and cone cells?1
  2. Which is smaller, rhodopsin or retinal?1
  3. You blind spot is right over your fovea.1
  4. Which of these is a color that cones don’t respond to?1
  5. To view things farther away, the lens must become flatter.1
  6. Which is larger, the macula or the fovea?1
  7. Which one of these allows us to see at night?1
  8. Pigmented epithelial cells regenerate when damaged, just like skin cells.1
  9. The retina sees images upside down.1
  10. Where will you find the highest number of cone cells?1
  11. What happens when a photon of light hits the retinal molecule?1
  12. When it is dark, the rods are switched on and are releasing neurotransmitters.1
  13. Which of these parts bends light?1
  14. Which of these is NOT a job that the pigmented epithelial cells do?1
  15. Which of these let the rods and cones communicate with each other?1
  16. Which amino acid to we find functioning as a neurotransmitter at the ends of rods and cones?1
  17. Which of these leads right into the optic nerve?1
  18. You have more rods than cones.1
  19. Which of these parts holds the lens in place?1
  20. What holds the rhodopsin molecule in place?1
Back to: 63: The eye (physiology)