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Muscle Terms
Terminology of the muscles in the body
| Term | Definition |
|---|---|
| abduction | movement away from the midline of the body |
| adduction | movement toward the midline of the body |
| dorsiflextion | backward bending of the foot |
| extension | straightening of a flexed limb |
| fascia | fibrous membrane seperating and enveloping muscles |
| flaxion | bending at a joint |
| insertion of a muscle | connection of the muscle to a bone that moves |
| origin of a muscle | connection of the muscle to a stationary bone |
| plantar flexion | bending the sole of the foot downward toward the ground |
| pronation | turning the palm backwards |
| rotation | circular movement around a central point |
| skeletal muscle | muscle connected to bones; voluntary or striated muscle |
| smooth muscle | muscle connected to internal organs; involuntary or visceral muscle |
| striated muscle | skeletal muscle |
| supination | turning the palm forward |
| viscearal muscle | smooth muscle |
| muscular dystrophy | a group of inherited diseases characterized by progressive weakness and degeneration of muscle fibers without involvement of the nervous system |
| polymyositis | chronic inflammatory myopathy |
| antinuclear antibody test (ANA) | detects an antibody present in serum of patients with systemic lupus erythematosus (SLE) |
| erythrocyte sedimentation rate (ESR) | measures the rate at which erythrocytes settle to the bottom of a test tube |
| rheumatoid factor test (RF) | serum is tested for presence of an antibody found in patients with rheumatoid arthritis |
| serum creatine kinase (CK) | measurement of uric acid in serum |
| serum calcium (Ca) | measurement of calcium level in serum |
| uric acid test | measurement of uric acid in serum |
| arthrocentesis | surgical puncture to remove fluid from the joint space |
| arthrography | process of taking x-ray images after injection of contrast material into the joint |
| arthroplasty | surgical repair of a joint |