Question

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Answer 1

Answer:

A reflex arc is a simple nervous pathway which is responsible for the sudden reaction known as the reflex action. The afferent/sensory neurons are present in the receptor organ which receive the stimulus.

Explanation:

REFLEX ARC: Reflex arc is the nerve pathway involved in a reflex action, including at its simplest a sensory nerve and a motor nerve with a synapse between. Reflex arc consist of 1)Receptor or sensory organ, 2)Sensory neurine, 3)Reflex centre(brain or spinal cord), 4)Motor neurone and 5)Effector(muscle or gland).