Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «E»:
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Exercise, aerobic
Exercise, aerobic: Brisk physical activity requiring the heart and lungs to work harder to meet the body's increased oxygen demand. Aerobic exercise promotes the circulation of oxygen through the blood.
Examples of aerobic exercise include running, swimming and cycling....
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Exercise, isometric
Exercise, isometric: Exercise involving muscular contractions without movement of the involved parts of the body. Isometric exercise is one method of muscular exercise. In contrast, isotonic exercise occurs when a contracting muscle shortens against a constant load, as when lifting a weight.
Isomet...
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Exercise, isotonic
Exercise, isotonic: Exercise when a contracting muscle shortens against a constant load, as when lifting a weight. Isometric exercise is one method of muscular exercise. In contrast, isotonic exercise is when muscular contractions occur without movement of the involved parts of the body.
Isotonic co...
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Exercise, passive
Exercise, passive: Movement of the body, usually of the limbs, without effort by the patient. The patient is passive....
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Exercise-induced asthma
Exercise-induced asthma: Asthma that is "triggered"
by vigorous physical activity. Exercise-induced asthma tends
particularly to affect children and young adults (because of their
high level of physical activity) but can occur at any age.
Exercise-induced asthma is initiated by the process of ...
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Exercise-induced bronchospasm
Exercise-induced bronchospasm: Also called exercise-
induced asthma, this is asthma that is triggered by vigorous physical
activity. Exercise-induced asthma tends particularly to affect
children and young adults (because of their high level of physical
activity) but can occur at any age.
Exer...
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Exfoliate
Exfoliate: 1) To peal off scaly skin spontaneously.
The
skin exfoliates from the palms and soles in Kawasaki's disease and
Reiter's syndrome. 2) To deliberately wear away the top layer of
skin, as many be done gently by a facial technologist who is applying
a topical skin treatment for cosmetic ...
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Exfoliation syndrome
Exfoliation syndrome: See: Pseudoexfoliation syndrome....
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Exhaustion, heat
Exhaustion, heat: A warning that the body is getting too hot. The person may be thirsty, giddy, weak, uncoordinated, nauseous, and sweating profusely. The body temperature is usually normal and the pulse is normal or raised. The skin is cold and clammy. Although heat exhaustion often is caused by t...
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Exhibitionism
Exhibitionism ("Flashing"): Exhibitionism is characterized by intense,
sexually arousing fantasies, urges or behaviors involving exposure of the
individual's genitals to an unsuspecting stranger. The individual with this
problem, sometimes called a "flasher," feels a need to s...
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EXIT
EXIT: Stands for ex utero intrapartum treatment. Surgery on the fetus may be done after a Cesarean section, but before the cord is cut, so that the fetus is sustained by the mother's placenta and does not have to breath on its own. This method is employed when the fetus suffers from a congenital def...
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Exocrine
Exocrine: Pertaining to the secretion of a substance out through a duct. The exocrine glands include the salivary glands, sweat glands and glands within the gastrointestinal tract. Exocrine is as opposed to endocrine which refers to the secretion of a substance (a hormone) into the bloodstream. The ...
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Exocrine gland
Exocrine gland: A gland that secretes a substance out through a duct. The exocrine glands include the salivary glands, sweat glands and glands within the gastrointestinal tract. The exocrine glands are the "glands of external secretion."...
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Exogenous
Exogenous: Originating from outside the organism. Insulin taken by a diabetic is exogenous insulin....
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Exogenous DNA
Exogenous DNA: DNA originating outside an organism....
