definitions

reflex arc

noun Physiology.

the nerve pathways followed by an impulse during a reflex.

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Nearby words

reflector, reflectorize, reflet, reflex, reflex angle, reflex arc, reflex camera, reflex cough, reflex epilepsy, reflex inhibition, reflex ligament

Origin of reflex arc

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for reflex arc

reflex arc

noun

physiol the neural pathway over which impulses travel to produce a reflex action, consisting of at least one afferent (receptor) and one efferent (effector) neuron
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for reflex arc

reflex arc

n.

The route followed by nerve impulses to produce a reflex act, from the periphery through the afferent nerve to the nervous system, and thence through the efferent nerve to the effector organ.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.