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1. Atrophy – wasting away of muscle due to lack of use. 2. Hypertrophy – an increase in the size of the muscle cell. B. Injury and overuse. Strain – muscle tear, symps are pain and swelling, Rx – ice packs. Muscle spasm (cramp) – sustained contraction of muscle. Myalgia – muscle pain. Tendonitis – inflammation of tendon. Unit F ... ................
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