Other questions in this quiz

2. part of retina directly opposite optical axis of lens, containing only cone cells

  • optic nerve
  • fovea
  • choroid
  • blind spot

3. thin, transparent layer to protect cornea from infection

  • conjunctiva
  • iris
  • pupil
  • lens

4. involuntary muscle which controls the amount of light admitted to the retina

  • iris
  • sclera
  • suspensory ligament
  • ciliary muscles

5. where the optic nerve leaves the eye so no light receptors

  • iris
  • blind spot
  • sclera
  • fovea

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