nerve impulse

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nerve impulse

n.
A wave of physical and chemical excitation along a nerve fiber in response to a stimulus, accompanied by a transient change in electric potential in the membrane of the fiber.
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.

nerve impulse

n
(Physiology) the electrical wave transmitted along a nerve fibre, usually following stimulation of the nerve-cell body. See also action potential
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nerve′ im`pulse



n.
a progressive wave of electric and chemical activity along a nerve fiber, stimulating or inhibiting action.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nerve impulse - the electrical discharge that travels along a nerve fiber; "they demonstrated the transmission of impulses from the cortex to the hypothalamus"
electrical discharge - a discharge of electricity
action potential - the local voltage change across the cell wall as a nerve impulse is transmitted
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
These cells trigger nerve impulses that pass via the optic nerve to the brain, where visual images are then formed.
The spine uses nerve impulses to communicate with different parts of the body.
Betacarotene is converted by the body into the form of Vitamin A called retinol that's used by cells in the eyes that detect light and convert it into nerve impulses.
9,358,152, combines high frequency, low amplitude vibration and a thermal treatment pack that can add cooling to disrupt nerve impulses of pain.
MS is a debilitating disease of the central nervous system in which nerve impulses within the brain, and between the brain and other parts of the body, are disrupted.
Nerve impulses are electrical power signals; and, they constructs energy-fields around the body and electromagnetic power waves that could travel away from the body.
Nerve impulses are electrical power signals; and, they builds energy-fields around the body and electromagnetic energy waves that could travel far from the body.
The study is thought to be the first to demonstrate a telepathic link based on nerve impulses, allowing one person to guess what is on another's mind.
Light striking the retina initiates a cascade of chemical and electrical events that ultimately trigger nerve impulses. These are sent to various visual centers of the brain through the fibers of the optic nerve.
The resulting damage inhibits nerve impulses, producing symptoms that include difficulty walking, impaired vision, fatigue and pain.
They found that, with prompting from specific nerve-growth factors, the stem cells could differentiate into neurons and glial support cells, including Schwann cells that form die myelin sheadi around the axons of neurons to improve conduction of nerve impulses.