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| 1. In the United States, a typical period for driver vision screening is |
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A.
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2 years |
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B.
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3 years |
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C.
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8 years |
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D.
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10 years |
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| 2. From age 19 to age 40, in the absence of symptoms or a health history indicating high risk, a non-US study recommends what interval for a comprehensive eye examination? |
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A.
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1 year |
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B.
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2 years |
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C.
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8 years |
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D.
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10 years |
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| 3. At age 7, what is the shortest wavelength of UV that will pass through the crystalline lens? |
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A.
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350nm |
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B.
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315nm |
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C.
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400nm |
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D.
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380nm |
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| 4. At age 10, what is the longest wavelength of UV that will pass through the crystalline lens? |
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A.
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350nm |
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B.
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315nm |
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C.
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400nm |
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D.
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380nm |
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| 5. What mechanism influences axial growth of the globe in order to maintain the eye's best focus? |
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A.
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Accommodation |
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B.
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Emmetropization |
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C.
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Emmetropia |
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D.
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Presbyopia |
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| 6. During the second decade of life, refractive changes are often attributable to |
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A.
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Physiological growth |
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B.
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Genetic predisposition |
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C.
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Occupational and academic near demands |
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D.
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All of the above |
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| 7. Most children who require correction at age 3 have what type of refractive error? |
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A.
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Hyperopia |
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B.
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Myopia |
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C.
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Hyperphoria |
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D.
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Exophoria |
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| 8. Assessing visual acuity at 20 feet creates what dioptric error? |
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A.
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-0.12D |
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B.
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-0.16D |
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C.
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+0.16D |
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D.
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+0.12D |
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| 9. Assessing visual acuity at 13 feet creates what refractive error? |
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A.
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+0.25D |
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B.
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-0.25D |
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C.
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-0.16D |
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D.
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+0.16D |
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| 10. “Normal” human vision is said to discern what line of acuity? |
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A.
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20/15 |
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B.
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20/20 |
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C.
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20/13 |
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D.
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20/40 |
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| 11. “Standard” human vision is said to discern what line of acuity? |
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A.
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20/15 |
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B.
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20/20 |
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C.
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20/13 |
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D.
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20/08 |
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| 12. A “standard” eye is said to discern letters that subtend what angle of arc? |
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A.
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20 minutes |
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B.
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15 minutes |
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C.
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10 minutes |
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D.
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5 minutes |
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| 13. What did early man relied on his vision to discern? |
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A.
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Double stars and star patterns |
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B.
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Solstices and equinoxes |
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C.
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Dinurnal timings |
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D.
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Eclipses |
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| 14. What quality of human vision is constant? |
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A.
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Sharpness |
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B.
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Fluidity |
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C.
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Contrast |
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D.
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Color |
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| 15. Who constructed the first standardized test for measuring visual acuity? |
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A.
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Donders |
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B.
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Green |
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C.
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Jaeger |
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D.
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Snellen |
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| 16. The fractional comparative of visual acuity (i.e., 20/20) was created by whom? |
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A.
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Donders |
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B.
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Green |
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C.
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Jaeger |
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D.
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Snellen |
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| 17. Who first recognized that not all letters were equally recognizable? |
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A.
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Snellen |
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B.
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Sloan |
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C.
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Green |
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D.
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Jaeger |
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| 18. Who recognized that not all letters where equally resolvable? |
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A.
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Snellen |
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B.
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Sloan |
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C.
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Green |
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D.
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Jaeger |
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| 19. Children grow out of/into what refractive error? |
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A.
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Myopia/hyperopria |
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B.
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Hyperopia/myopia |
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C.
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Exophoria/esophoria |
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D.
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Accommodation/convergence |
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| 20. The only organ of the eye that does not shed dead cells is: |
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A.
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The Cornea |
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B.
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The Retina |
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C.
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The Crystalline Lens |
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D.
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The Iris |
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