THEORY: Accommodation Terms

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Author:
linhhong
ID:
83099
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THEORY: Accommodation Terms
Updated:
2011-05-01 21:04:04
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accommodation
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Description:
Types and anomalies in accommodation covered in Theory, as well as a few other terms about refractive conditions.
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  1. Type of accommodation present in the absence of a stimulus; resting state of accommodation.
    Tonic
  2. Type of accommodation when stimulation of accommodation is caused simply by the nearness of a target.
    Psychic
  3. Automatic, non-volitional change in accommodation as a response to blur.
    Reflex
  4. Range in accommodation due to chromatic abberation; change in accommodation can vary, depending on which color is focused on the retina.
    Abberational accommodation
  5. A constant parasympathetic stimulation of accommodation, when there is no need for accommodation.
    Excessive
  6. The ciliary muscle is in a state of spasm
    Spasm
  7. Prolonged, uniform spasm of accommodation.
    Tonic spasm
  8. Alternate, intermittent spasm of accommodation.
    Clonic spasm
  9. Accommodative amplitude below the limits of age level expected; usually found in your adults or premature presbyopes.
    Insufficient accommodation
  10. When change in focus is needed by a patient, there is delay in the accommodative system, making a change neccessary for clear vision.
    Inertia
  11. Accommodation is non-functional due to drugs, infections, trauma, congenital, etc; the patient has near point blur and a dilated pupil
    Paralyzed accommodation
  12. A drug, applied topically to the eye, which causes a paralysis of accommodation and secondary pupil dilation.
    Cycloplegic
  13. The condition in which the refractive condition is the same for the two eyes.
    Isometropia
  14. The condition in which the refractive condition is not the same for the two eyes.
    Anisometropia
  15. A specific type of anisometropia, where one eye is myopis and the other eye is hyperopic.
    Antimetropia

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