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Other quiz:

Human Organs › View

How does a pair of skeletal muscles work together?
A. both muscles contract at the same time
B. both muscles relax and then work together
C. when one muscle contracts, the other relaxes
D. When one muscle is voluntary, the other is involuntary

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Musculoskeletal Injuries & Workstation Design › View

When lifting from a low level you should…

A. Keep your legs straight and bend your upper body forward

B. Keep your back straight and bend your knees

C. Bend both your knees and your back

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