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| 1. CVS is an acronym for: |
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A.
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Computer Verified Security |
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B.
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Computer Vision System |
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C.
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Computer Vision Syndrome |
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D.
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Computer Variable Software |
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| 2. Approximately how many Americans use a computer daily: |
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A.
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10 million |
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B.
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105 million |
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C.
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2 Billion |
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D.
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90 million |
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| 3. Common symptoms of CVS are: |
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A.
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Tired eyes |
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B.
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Headaches |
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C.
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Slowness of focus change |
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D.
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Neck pain |
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E.
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All of the above |
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| 4. CVS is more common in the American workplace than: |
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A.
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Carpal Tunnel Syndrome |
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B.
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Car Pool Tunnel Syndrome |
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C.
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Carpathian Syndrome |
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D.
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Capillary Synopsis |
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| 5. 3 key definitions to understanding how the visual system reacts to computer images are: |
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A.
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Resting Point, Frequent breaks, lack of proper lighting |
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B.
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Resting Point, Gaussian Images, Lag of Accommodation |
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C.
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Ergonomic chairs, good light, large monitors |
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D.
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Gaussian image, lots of rest, proper stretching |
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| 6. Gaussian image is: |
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A.
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A ghost like image |
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B.
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A painting by Vincent Gaussian |
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C.
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A pixilated image that is brightest in the center and fades towards the edges |
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D.
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An image that is brightest around the edge |
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| 7. The human visual system prefers to focus on: |
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A.
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Printed images |
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B.
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Computer images |
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C.
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Both |
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D.
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The road ahead |
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| 8. What percentage of patients present themselves with CVS symptoms: |
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A.
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5 percent |
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B.
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45 percent |
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C.
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14.25 percent |
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D.
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20 percent |
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| 9. Newest style of lens for CVS is: |
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A.
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Near Variable Focus |
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B.
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Computer progressive |
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C.
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CRT lens |
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D.
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Single vision |
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| 10. The working range of a NVF lens is: |
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A.
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1.3 feet |
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B.
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3 feet |
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C.
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10 feet |
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D.
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20 feet |
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E.
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a and c |
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| 11. Computer lenses (NVF) will have what power in the near portion: |
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A.
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Reading minus the distance |
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B.
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Computer distance only |
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C.
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Full Reading power |
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D.
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Computer distance and far |
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| 12. Applying UV400 to a computer lens will do what: |
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A.
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Reduce fatigue |
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B.
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Filter gamma rays |
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C.
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Dim the available light |
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D.
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Reduce the amount of blue light from overhead fluorescent lighting |
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| 13. A study by UAB School of Optometry showed what percentage increase in productivity for refractive errors at the computer: |
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A.
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28.7 |
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B.
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.01 |
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C.
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50 |
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D.
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33 |
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| 14. One of the main reasons children are susceptible to CVS is: |
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A.
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They love playing computer games |
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B.
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They can engage in an enjoyable task with intense concentration for hours with no breaks |
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C.
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They are too small for most computers |
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D.
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They have short attention spans |
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| 15. Potential revenue streams for CVS related eyewear in an average practice could exceed: |
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A.
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20,000 dollars |
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B.
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50,000 dollars |
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C.
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100,000 dollars |
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D.
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1,000,000 dollars |
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