Category: M
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Microaerosol
A fine aerosol whose particles are of uniform size, usually less than 1 p m in diameter.
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Microabrasion
The slow grinding down, polishing, or wearing away of a surface, especially of dental enamel or rough skin.
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Michigan alcoholism screening test
A questionnaire composed of 25 questions designed to determine the likelihood of a person’s dependency on alcohol.
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Micella
A sphere of bile salt molecules, essential for the absorption of fatty acids in the small intestine, composed of a water soluble exterior and a lipid-rich core.
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Mevalonic acid
An intermediate compound in the metabolic processes that make cholesterol. Its synthesis is blocked by statins, medications used to lower serum lipid levels.
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Metyrapone test
One of several diagnostic tests to assess the integrity of the pituitary-adrenal axis, esp. used in the diagnosis of adrenocorticotropic hormone (ACTH) deficiencies and Cushing’s disease. The drug metyrapone, which inhibits the secretion of cortisol by the adrenal glands, may be given at timed intervals during the day, or as a single nighttime dose. Depending…
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Metrostenosis
Contraction or narrowing of the uterine cavity.
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Metrosalpingitis
Inflammation of the uterus and oviducts. Inflammation of the uterus and the Fallopian tube.
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Metronoscope
A device for exposing written material to the eye at timed intervals in order to facilitate development of reading skills and speed.
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Metrology
The science and technology of measurement (e.g., of body parts or chemical reagents).