Visual Process in Lighting Systems
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Questions and Answers

What is the main reason that we first see darkness when moving from a bright place to a dark place?

  • Ganglion cells become hyperactive
  • The lens adjusts for near vision
  • Cones stop functioning due to low light (correct)
  • Rods stop functioning due to high light
  • During dark adaptation, what does the eye lose in terms of vision?

  • Peripheral vision
  • Brightness perception
  • Acuity (detailed vision) (correct)
  • Color vision
  • How long does it take for full adaptation (retina to have full sensitivity) to occur?

  • One minute
  • Several seconds
  • Ten minutes
  • One hour (correct)
  • What causes the initial perception of very bright white light when moving from dark to bright light?

    <p>High sensitivity of receptors set to dim light</p> Signup and view all the answers

    How do retinal neurons adapt during light adaptation?

    <p>Inhibit rod function and favor cone system</p> Signup and view all the answers

    What occurs within about one minute of light adaptation?

    <p>Cones are sufficiently excited by bright light to take over</p> Signup and view all the answers

    What happens to visual accuracy and color vision during light adaptation?

    <p>Both continue to improve over the next ten minutes</p> Signup and view all the answers

    Which type of vision does the human eye exhibit in response to different available light levels?

    <p>Three types of Visions</p> Signup and view all the answers

    What causes the full adaptation during dark adaptation?

    <p>Cone system inhibition by rods</p> Signup and view all the answers

    Why does the eye lose retinal sensitivity during light adaptation?

    <p>Retinal neurons inhibit rod function rapidly</p> Signup and view all the answers

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