Definition of reflex arc in English:

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reflex arc

noun

Physiology
The nerve pathway involved in a reflex action including at its simplest a sensory nerve and a motor nerve with a synapse between.
Example sentences
  • The changes in the blood vessel and local hemodynamics could be mediated via a reflex arc, consisting of somatic afferent and autonomic efferent components.
  • These relaxations are vagally mediated, but the reflex arc that produces them can be affected by stimulation of other receptors.
  • Card's results imply that there could be a simple neural solution that ‘answers’ questions within what is essentially a reflex arc.
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