Healthy Eyes: Understanding Low Vision

~ Exam ~

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This test has 12 questions.

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1. The __ controls how much lght goes into the eye.
  a. pupil
  b. iris
  c. lens
  d. all 3
2. The outer layer of the eye is called
  a. tunic
  b. sclera
  c. cornea
  d. all 3
3. Photokeratitis is
  a. reversible sunburn on the cornea
  b. ireversible sunburn on the cornea
  c. sunburn of the pupil
4. Close objects appear sharp but thse in the distance are blurred in
  a. myopia
  b. hypomopia
  c. hypermopia
  d. hyperopia
5. Blindness is defined as a visual acuity worse than __with the best possible correction
  a. 20/400
  b. 40/200
  c. 100/300
  d. 80/500
6. Legal blindness is visual acuity of ___or worse with the best possible correction
  a. 20/400
  b. 40/200
  c. 100/300
  d. 20/200
7. The leading cause of blindness in the world is
  a. glaucoma
  b. cataract
  c. AMD
  d. none of the 3
9. There are big chunks of black pieces in your vision in
  a. glaucoma
  b. cataract
  c. AMD
  d. diabetic retinopathy
9. A ___ is a clauding of the eye's lens that can cause vision problems.
  a. glaucoma
  b. cataract
  c. ADM
  d. diabetic retinopathy
10. If you are over 60, NEI recommends that you have an eye exam through dialted pupils every __ years.
  a. 1
  b. 2
  c. 3
  d. 4
11. Phacoemulsirication is an operation for
  a. glaucoma
  b. cataract
  c. ADM
  d. diabetic retinopathy
12. The leading cuse for blindness for Amercan adults is
  a. glaucoma
  b. cataract
  c. ADM
  d. diabetic retinopathy