The Eye's Pupil and Lens
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Questions and Answers

Which structure controls the amount of light entering the eye?

  • The pupil (correct)
  • The lens
  • The cornea
  • The iris
  • What is the function of the lens in the eye?

  • To create an image of the world around you
  • To control the amount of light entering the eye
  • To focus light into the retina (correct)
  • To transmit light signals to the brain
  • Which muscle group controls the size of the pupil?

  • Circular group: sphincter pupillae
  • Radial group: dilator pupillae
  • Both circular and radial groups (correct)
  • None of the above
  • What is the condition called when the pupil is constricted?

    <p>Miosis</p> Signup and view all the answers

    Which part of the eye is responsible for the light reflex?

    <p>The pupil</p> Signup and view all the answers

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