(Encyclopedia) oxygen tent, device used to maintain a patient in an oxygen-rich environment. The oxygen tent is composed of a clear plastic sheet suspended over the bed and tucked beneath the…
(Encyclopedia) Melrose, town (1991 pop. 2,221), Scottish Borders, S Scotland, on the Tweed River. It is the site of one of the finest ruins in Scotland—Melrose Abbey, owned by the nation and founded…
(Encyclopedia) Rokitansky, KarlRokitansky, Karlkärl rōkĭtänˈskē [key], 1804–78, Austrian pathologist, b. Bohemia. From 1834 to 1873 he taught pathological anatomy at the Univ. of Vienna. He performed…
(Encyclopedia) biofeedback, method for learning to increase one's ability to control biological responses, such as blood pressure, muscle tension, and heart rate. Sophisticated instruments are often…
(Encyclopedia) diagnosis, determination of the nature of a disease or ailment. A clinical diagnosis is based on the medical history and physical examination of the patient: it may be confirmed with X…
(Encyclopedia) relapsing fever, infectious disease caused by a spirochete bacteria of the genus Borrelia and characterized by a high fever that breaks and then recurs a one to two weeks later.…
(Encyclopedia) caffeinecaffeinekăfēnˈ [key], odorless, slightly bitter alkaloid found in coffee, tea, kola nuts (see cola), ilex plants (the source of the Latin American drink maté), and, in small…
(Encyclopedia) Walker, Alice, 1944–, African-American novelist and poet, b. Eatonon, Ga. The daughter of sharecroppers, she studied at Spelman College (1961–63) and Sarah Lawrence College (B.A., 1965…
Source: The U.S. Food and Drug Administration (FDA)Why do we need vaccines? Vaccines protect us against deadly diseases like measles, mumps and whooping cough.How do vaccines work? When you…
