chapter 37

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  1. accommodation
    the adjustment of the eye that allows a person to see various sizes of objects at different distances
  2. amblyopia
    reduction or dimness of vision with no apparent organic cause , often reffered to as lazy eye syndrome
  3. audiologist
    an allied healthcare professional who specializes in the evaluation of hearing function detection of hearing impairment and determination of the anatomic site of impairment
  4. cones
    structures in the rretina that make the perception of color possible
  5. fovea centralis
    a small pit in the center of the retina that is considered the center of clearest vision
  6. gonioscopy
    a procedure in which a mirrored optical instrument is used to visualize the filtration angle of the anterior chamber ot the eye , the procedure is used to diagnose glaucoma
  7. hertz
    a unit of measurement used in hearing examinations a wave frequency equal to 1 cycle per second
  8. miotic
    any substance or medication that causes constriction of the pupil
  9. mydriatic
    a topical ophthalmic medication that dilated the pupil it is used in diagnostic procedures of the eye and as a treatment for glaucoma
  10. optic disc
    the region at the back of the eye where the optic nerve meets the retina , it is considered the blind spot of the eye
  11. optic nerve
    the second cranial nerve carries impulses for the sense of sight
  12. otosclerosis
    the formation of spongy bone in the labyrinth of the ear which often caused the auditory unable to vibrate when sound enter the ear
  13. ototoxic
    a medicine or substance capable of damaging the eight cranial nerve or the organs of hearing and balance
  14. psoriasis
    a usuall chronic recurrent skin disease marked by bright red patches covered wht silvery scales
  15. seborrhea
    an excessive discharge of sevum form the sebaceous glands forming greasy scales or cheesy plugs on the body
  16. tonometer
    an instrument used to measure intraocular pressure
  17. ophthalmology
    is the science of the eye and its disorders and diseases
  18. ophthalmologist
    a physician who specializes in the diagnosis and treatment of the disease.

    • diagnose eye disorder
    • prescribe medication
    • conduct eye screenings
    • prescribe glasses or contact lenses
    • perform optic surgery
  19. optometrist
    is not a medical doctor but is licensed and has earned a degree as a doctor of optomery OD
  20. opticians
    are trained to fill prescriptions written by ophthalmologis and optometrists
  21. the eye blinks every
    2 to 3 seconds
  22. hyperopia
    farsightednes light behind retina

    difficulty seeing object that are close at reading or working level
  23. myopia
    nearsightedness light in front of retina

    object at a distance appear blurry and dull
  24. diplopia
    double vision
  25. nystagmus
    involuntary movement of one or both eyes
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chapter 37
2013-01-28 02:43:38
chapter 37

chapter 37
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