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glucagon
Book article from: The Columbia Encyclopedia, Sixth Edition
glucagon , hormone secreted by the α cells...concentration of glucose in the blood. Glucagon was first purified and crystallized in...One of the most important actions of glucagon is the promotion of glycogenolysis, i...
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Hypotonic Duodenography
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...intestinal muscle spasms. A hormone called glucagon may also be used to relax the intestines...stomach and duodenum.) Next, either the glucagon is administered intravenously or anticholinergic...possible reactions to the anticholinergic or glucagon. If an anticholinergic is used, patients...
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pancreas
Book article from: The Columbia Encyclopedia, Sixth Edition
...that secrete two hormones, insulin and glucagon. The pancreatic islets contain several...2 cells, which produce the hormone glucagon; beta cells, which manufacture the...stored carbohydrate) in the liver; glucagon has the opposite action. Failure of...
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Hypoglycemia
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...concentration is controlled by hormones, primarily insulin and glucagon. Glucose concentration also is controlled by epinephrine...adrenal glands. These chemical regulators include insulin, glucagon, epinephrine (adrenalin), and norepinephrine. The mixture...
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Upper GI Exam
Encyclopedia entry from: Gale Encyclopedia of Surgery: A Guide for Patients and Caregivers
...e.g., ulcers, enteritis, and Crohn's disease). Glucagon, a medication sometimes given prior to an upper GI procedure...Before the test begins, the patient is sometimes given a glucagon injection, a medication that slows stomach and bowel activity...
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Upper GI Series
Encyclopedia entry from: Gale Encyclopedia of Cancer
...water-soluble contrast medium is substituted for the barium. Glucagon, a medication sometimes given prior to an upper GI procedure...begins, the patient is sometimes administered an injection of glucagon, a medication which slows stomach and bowel activity, to...
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The Zone Diet
Encyclopedia entry from: Gale Encyclopedia of Alternative Medicine
...metabolic efficiency in the body by balancing the hormones insulin and glucagon. Insulin is responsible for converting, in the blood, incoming nutrients into cells. Glucagon regulates glucose in the liver. The Zone's food plan consists of...
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Insulin
Encyclopedia entry from: The Gale Encyclopedia of Science
...of insulin, which lowers blood glucose; the secretion of glucagon, also manufactured and secreted in the pancreas, which raises...secreted by the adrenal and pituitary glands. The secretion of glucagon in the pancreas is a function of the alpha cells of the islets...
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starvation
Book article from: The Oxford Companion to the Body
...its hormonal secretions, suppressing insulin and enhancing glucagon synthesis and release. A fall in blood glucose is sensed also...stimulates the release of cortisol from the adrenal cortex. Glucagon promotes all the processes which tend to raise blood glucose...
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Lactic Acid Test
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed.
...Lactic acidosis can be caused by taking large doses of acetaminophen and alcohol and by intravenous infusion of epinephrine, glucagon, fructose, or sorbitol. Antifreeze poisoning can also cause lactic acidosis. In rare instances, a diabetic medication...
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