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HCT Chapter 15

Antagonist Muscle that acts in opposition to the action of another muscle, which is its agonist
Atrophy Wasting away, decrease in size
Contraction Shortening or development of tension in muscle tissue
Contracture Permanent shortening of tendons and ligaments of a joint resulting from atrophy of muscle
Dystrophy Muscle disorder resulting from defective or faulty nutrition, abnormal development, or infection
Myalgia Muscle pain
Paralysis Loss or impairment of motor function
Posture Attitude or position of the body
Prime mover Muscle that acts directly to bring about a desired movement, agonist
Range of motion Active or passive movement of muscle groups to full extent possible, used to prevent contracture
Sarcomere Repeating units of muscle fibers with the ability to contract
Skeletal Pertaining to the framework of the body
Stimulus Any agent, act, or influence that produces a change in the development or function of tissues
Tonus Slight, continuous contraction of muscle
Visceral Pertaining to any large interior organ in any one of the cavities of the body
Created by: mrsdancona