Question

what do you understand by reflex act ???​

Answer 1

A reflex, or reflex action, is an involuntary and nearly instantaneous movement in response to a stimulus. ... A reflex is made possible by neural pathways called reflex arcs which can act on an impulse before that impulse reaches the brain.

Answer 2

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A reflex act is the path taken by an impulse to travel from the receptor to spinal cord and back to the effector.