Exercise 24 - Visual Tests

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Author:
lonelygirl
ID:
274107
Filename:
Exercise 24 - Visual Tests
Updated:
2014-05-12 03:17:58
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StudyGuide LabPractical
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Description:
Biology 103A
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  1. accommodation
    the ability of the eye to focus differentially for objects of near vision (less than 6m or 20 feet)
  2. real image
    the image formed on the retina as a result of the refractory activity of the lens
  3. emmetropic eye
    able to accommdate properly in the state of refraction viewing objects 20 feet or more from the eye
  4. myopia
    nearsightedness
  5. hyperopia
    farsightedness
  6. astigmastism
    irregularities in the curvatures of the lens and/or the cornea lead to a blurred vision problem
  7. presbyopia
    farsightedness caused by loss of elasticity of the lens of the eye, occurring typically in middle and old age
  8. depth perception (three-dimensional vision)
    the ability to see how far away something is or how much space is between things
  9. convergence
    medical eye movements which is essential for near vision

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