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Reflex is a rapid, unlearned, involuntary (automated) reaction to a stimulus (alternate withinside the environment) is true.

Reflexes are responses that defend the frame from probably dangerous activities that require instant action. They contain exceptionally few neurons (nerve cells) in order to arise rapid.Reflexes are involuntary actions induced with the aid of using a sensory stimulus. These sensory stimuli may be external (e.g., auditory) or internal (e.g., proprioception).

Reflexes are commonly managed in a graded , wherein a more stimulus reasons a more reflexive reaction. Reflexes are rapid, automated responses to specific stimuli that reason the equal reaction each time. Spinal cord reflexes are stereotyped and reliable motor responses, which include the stretch of a muscle. The neuronal circuit concerned is known as the reflex arc.

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