autonomic nervous system
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autonomic nervous system
n.
The part of the vertebrate nervous system that regulates involuntary action, as of the intestines, heart, and glands, and that is divided into the sympathetic nervous system and the parasympathetic nervous system.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
autonomic nervous system
n
(Physiology) the section of the nervous system of vertebrates that controls the involuntary actions of the smooth muscles, heart, and glands. It has two divisions: the sympathetic and the parasympathetic. Compare somatic nervous system
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
au′tonom′ic nerv′ous sys`tem
n.
the system of nerves and ganglia that innervates the blood vessels, heart, smooth muscles, viscera, and glands and controls their involuntary functions and consists of sympathetic and parasympathetic portions.
[1895–1900]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
au·to·nom·ic nervous system
(ô′tə-nŏm′ĭk) The part of the nervous system of a vertebrate animal that regulates involuntary action, as of the intestines, heart, or glands. It is divided into two parts, the sympathetic nervous system and the parasympathetic nervous system.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
autonomic nervous system
Part of the peripheral nervous system not under conscious control. It operates smooth muscle, cardiac muscle, and glands. See parasympathetic nervous system; sympathetic nervous system.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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| Noun | 1. |  autonomic nervous system - the part of the nervous system of vertebrates that controls involuntary actions of the smooth muscles and heart and glandsautonomic ganglion - any of the ganglia of the autonomic system whose unmyelinated fibers innervate the internal organs nervous system, systema nervosum - the sensory and control apparatus consisting of a network of nerve cells neural structure - a structure that is part of the nervous system sympathetic nervous system - originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels parasympathetic, parasympathetic nervous system - originates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels |
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Translations
vegetativní nervová soustava
autonominen hermosto
autonomic nervous system
n (Med) → sistema m neurovegetativoCollins Italian Dictionary 1st Edition © HarperCollins Publishers 1995