parasympathetic nervous system

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• Parasympathetic nervous system — A part of nervous system that serves to slow the heart rate, increase the intestinal and gland activity, and relax the sphincter muscles. The parasympathetic nervous system, together with the sympathetic nervous system (that accelerates the heart …   Medical dictionary

• parasympathetic nervous system — noun Date: circa 1934 the part of the autonomic nervous system that contains chiefly cholinergic fibers, that tends to induce secretion, to increase the tone and contractility of smooth muscle, and to slow heart rate, and that consists of a… …   New Collegiate Dictionary

• Parasympathetic nervous system — The parasympathetic nervous system (PSNS) is a division of the autonomic nervous system (ANS), along with the sympathetic nervous system (SNS) and enteric nervous system (ENS or bowels NS ). The ANS is a subdivision of the peripheral nervous… …   Wikipedia

• parasympathetic nervous system — One of the two divisions of the vertebrate autonomic nervous sytem. Parasympathetic nerves emerge cranially as pre ganglionic fibres from oculomotor, facial, glossopharyngeal and vagus, and from the sacral region of the spinal cord. Most neurons… …   Dictionary of molecular biology

• parasympathetic nervous system — Медицина: парасимпатическая нервная система, парасимпатическая часть вегетативной нервной системы …   Универсальный англо-русский словарь

• parasympathetic nervous system — мед.фраз. парасимпатическая нервная система …   Англо-русский медицинский словарь

• System, parasympathetic nervous — A part of nervous system that slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles. The parasympathetic nervous system together with the sympathetic nervous system (that accelerates the heart rate,… …   Medical dictionary

• sympathetic nervous system — noun Date: 1850 the part of the autonomic nervous system that contains chiefly adrenergic fibers and tends to depress secretion, decrease the tone and contractility of smooth muscle, and increase heart rate compare parasympathetic nervous system …   New Collegiate Dictionary



• Autonomic nervous system — The autonomic nervous system Blue = parasympathetic Red = sympathetic Latin divisio autonomica systematis nervosi peripherici The autonomic nervous system (ANS or visceral nervous syste …   Wikipedia

• autonomic nervous system — the system of nerves and ganglia that innervates the blood vessels, heart, smooth muscles, viscera, and glands and controls their involuntary functions, consisting of sympathetic and parasympathetic portions. [1895 1900] * * * Part of the nervous …   Universalium