reflex arc

noun

, Physiology.

1. the nerve pathways followed by an impulse during a reflex.

reflex arc

noun

1. 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

Word History and Origins

Origin of reflex arc¹

First recorded in 1880–85

Example Sentences

In other words, the vitality of the cells on the efferent side ought not to be dependent on the integrity of the reflex arc.

From Project Gutenberg

The simplest reflex arc consists then of a sensory neurone and a motor neurone, meeting at a synapse in a lower or reflex center.

From Project Gutenberg

No performance of this description could have any efficacy in the case of a genuine spasm due to irritation on a reflex arc.

From Project Gutenberg

In addition, the reflex arc is disturbed, and reflexes are lost.

From Project Gutenberg

As the reflex arc is intact there may be involuntary and unconscious micturition whenever the bladder fills.

From Project Gutenberg