- (physiology) the neural pathway over which impulses travel to produce a reflex action, consisting
of at least one afferent (receptor) and one efferent (effector) neuron
Example Sentences Including 'reflex arc'
"It's most likely to be a local reflex arc involving the spinal cord.
New Scientist (2004)
When a reflex arc operates, nerve impulses are also sent from the spinal cord to the brain.
Biology Basic Facts
to comment on this word.