REFLEX ARC Definition & Meaning

reflex arc

noun

Physiology.

the nerve pathways followed by an impulse during a reflex.

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

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�y��vlog History and Origins

Origin of reflex arc¹

First recorded in 1880–85

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Example Sentences

Examples have not been reviewed.

Experts tend to agree that there is a hiccup reflex arc, or circuit, that includes the vagus and phrenic nerves.

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The reflex arc concept in psychology, Dewey says, recognizes that the sensory-motor arc is to be taken as the unit of nerve structure, and the type of nerve function.

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In other words, the reaction of reflex arcs is controllable by the mechanism to whose activity consciousness is adjunct.

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That is, the reflex arc is built up by agencies that are quite independent of the subsequent act.

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The reflex arc can now be described more precisely than before.

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