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Alpha Receptor

Definition of the noun alpha receptor

What does alpha receptor mean as a name of something?

noun

  1. receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
    • lexical domain: Body Parts - nouns denoting body parts
    • synonyms of alpha receptor: alpha-adrenergic receptor / alpha-adrenoceptor
    • more generic word: receptor = a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response
    • part of: sympathetic nervous system = originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart

Printed dictionaries and other books with definitions for Alpha Receptor

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Google previewBlackwell's Nursing Dictionary (2013)

by Dawn Freshwater, Sian Masiln-Prothero

Also called alpha receptor —see under RECEPTOR. alpha-antitrypsin (al' -fa-an- ti-trip' -sin): A protein found in blood plasma that inhibits the action of trypsin; deficiency of this protein is an inherited defect associated with liver disease and ...

Google previewMosby's Dictionary of Medicine, Nursing and Health Professions - Australian & New Zealand Edition (2014)

by Peter Harris, Sue Nagy, Nicholas Vardaxis

alpha receptor alternate generation two protons and two neutrons, the equivalent of a helium nucleus. The mass and charge of the alpha particles are so great that they travel only a few centimetres in the air and are unable to penetrate ...

Google previewOxford Dictionary of Sports Science and Medicine (2006)

by Michael Kent

alpha receptor (alpha adrenoceptor) ...

Google previewThe Dictionary of Health Education (2010)

by David A. Bedworth, Albert E. Bedworth

ALPHA RECEPTOR Post-junctional receptor q.v. site that responds to norepinephrine q.v. ALPHA RHYTHM gram q.v. typically obtained from the occipital q.v. region Rays of alpha particles q.v. that have the 1.

Google previewThe Dictionary of Psychology (2002)

by Raymond J. Corsini

alpha receptor An adrenergic nerve receptor stimulated hy norepinephrine and hlocked hy Dihenamine. Alpha receptors represem a part of the autonomic nervous system distinguished from the heta-receptor category.

Google previewMosby's Pocket Dictionary of Medicine, Nursing & Health Professions (2013)

by Mosby

alpha receptor, any of the postulated adrenergic components of receptor tissues that respond to norepinephrine and to various blocking agents. The activation of ...

Google previewMosby's Medical Dictionary (2016)

by Mosby

See alpha receptor. alpha alcoholism, a mild form of alcoholism in which the dependence is psychological rather than physical. The person may consume alcohol in excessive amounts to relieve physical pain or psychological distress but is ...

Google previewMosby's Dictionary of Medicine, Nursing & Health Professions (2016)

by Mosby

See alpha receptor. alpha alcoholism, a mild form of alcoholism in which the dependence is psychological rather than physical. The person may consume alcohol in excessive amounts to relieve physical pain or psychological distress but is ...

Google previewDorland's Dictionary of Medical Acronyms and Abbreviations (2015)

by Dorland

Investigation GABOA gamma-amino-beta-hydroxybutyric acid GABRA gamma- aminobutyric acid alpha receptor GAC general ambulatory care GACELISA immunoglobulin G capture enzyme-linked immunosorbent assay GACT government ...

Google previewDictionary Of Anatomy & Physio (2000)

by Poly Mary

Alpha receptor Receptor found on visceral effectors innervated by most sympathetic postganglionic axons; in general, stimulation of alpha receptors leads to excitation. Alveolar-capillary (al-VE-o-lar) membrane Structure in the lungs consisting ...

Google previewDICTIONARY OF MEDICAL TERMS,6th ed. (2012)

common uses: erectile dysfunction Selective alpha receptor blocker; used in benign prostatic hyperplasia (to increase urinary flow) Sedative/hypnotic; benzodiazepine hypnotic agent; common uses: insomnia Antihypertensive; mixed alpha ...

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