Illustrations containing numbers or symbols made up of colored dots that appear among other colored dots are used to test for ____.
A. hyperopia
B. myopia
C. color blindness
D. contrast sensitivity
E. presbyopia
C. color blindness
Systems such as the Ishihara color system or the Richmond pseudoisochromatic color test are used to test for color blindness.
Health Professions
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Naturally occurring background radiation occurs on the level of ____ per hour.
A. microREM B. milliREM C. REM D. kiloREM
Health Professions
All of the following cations affect cardiac function EXCEPT:
A. potassium. B. sodium. C. calcium. D. chloride.
Health Professions
Letter A on figure of the femur is the ________.
Fill in the blank(s) with the appropriate word(s).
Health Professions
Electrical resistance is measured in:
A) ohms. B) amperes. C) milliamperes. D) heat units.
Health Professions