Neuro-Biology of the Visual System: Disorders of the PNS
10 Questions
0 Views

Neuro-Biology of the Visual System: Disorders of the PNS

Created by
@RobustAcer

Podcast Beta

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the normal visual field of each eye measured in terms of degrees?

  • 100° inferiorly, 60° superiorly, 75° nasally, and 60° temporally
  • 60° inferiorly, 75° superiorly, 100° nasally, and 60° temporally
  • 75° inferiorly, 60° superiorly, 60° nasally, and 100° temporally (correct)
  • 75° inferiorly, 60° superiorly, 100° nasally, and 60° temporally

    • What is the definition of Visual Field?

  • That portion of space in which objects are seen by the non-fixating eye.
  • That portion of space in which objects are seen by the moving eye.
  • That portion of space in which objects are simultaneously visible to the steadily fixating eye. (correct)
  • That portion of space in which objects are simultaneously seen by both eyes.

    • What is Cortical Blindness?

  • Blindness due to damage to the entire visual cortex. (correct)
  • Blindness due to damage to the optic nerve.
  • Blindness due to damage to the visual pathway.
  • Blindness due to damage to the retina.

    • What is Hemianopia?

    <p>Blindness over half the field of vision in either left or right eye.</p> Signup and view all the answers

    What is Macular Degeneration?

    <p>A progressive deterioration of a critical region of the retina called the macula.</p> Signup and view all the answers

    What is Glaucoma?

    <p>A group of eye diseases characterized by damage to the optic nerve.</p> Signup and view all the answers

    What is Retinitis Pigmentosa?

    <p>A group of inherited disorders that slowly lead to blindness due to abnormalities of the photoreceptors in the retina.</p> Signup and view all the answers

    What is Scotoma?

    <p>A partial defect in the field of vision.</p> Signup and view all the answers

    What is Homonymous?

    <p>Defects are limited to the same visual field of each eye.</p> Signup and view all the answers

    What is Congruous?

    <p>Hemianopia in which the visual field defect in both eyes are symmetric in extent and intensity.</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser