★ Visual Impairment Quiz
Which acuity is considered near total blindness?
A. 20/30 to 20/60
B. 20/70 to 20/160
C. 20/200 to 20/400
D. less than 20/1,000
Select your answer:

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Covid -19 › ViewThe word ‘corona’ comes from latin and means:
A. sun
B. temperature
C. lungs
D. crown
Musculoskeletal System › View
These joints allow movement in all directions. The joints in shoulder and hip have these.
A. ball and socket
B. hinge
C. gliding