Glossary of Sports Medicine Terminology - Index
Eccentric Muscle Contraction: An overall lengthening of the muscle as it develops tension and contracts to control motion performed by an outside force; oft times referred to a "negative" contraction in weight training.
Eccymosis: Bleeding into the surface tissue below the skin, resulting in a "black and blue" effect.
Ectomy: Suffix connoting surgical removal of the affected part (e.g. appendectomy).
Edema: Accumulation of fluid, in organs and tissues of the body; swelling.
Efferent: Away from, pushing toward the center.
Effusion: Accumulation of fluid, or the fluid itself, in various spaces in the body. Commonly, the knee has an effusion after an injury.
Electrical Galvanic Stimulation (EGS): An electrical therapeutic modality that send a current to the body at select voltages and frequencies in order to stimulate pain receptors, disperse edema, or neutralize muscle spasms among other functional applications.
Electrolyte: Ionized salts in blood, tissue fluids and cells, including salts of sodium, potassium and chlorine.
Electrolyte Drink: Fluid for replacing electrolytes, such as Gatorade Thirst Quencher.
Electromyogram (EMG): Test to determine nerve function.
Epicondylitis: Inflammation in the elbow due to overuse.
Ethyl Chloride: "Cold Spray" a chemical coolant sprayed onto an injury site to produce a local, mild anethesia.
Etiology: Study of the causes of injury and disease.
Eversion: Action of the ankle turning outward.
Extension: Action of staightening of a joint as achieved by an extensor muscle.
External Rotation: Lateral movement of a joint or extremity to the outside.
Extrinsic: From without.
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