Question

Receptor-sensory nerve- interneuron-___________- effector organ ?​

Answer 1

Answer:

The simplest arrangement of a reflex arc consists of the receptor, an interneuron (or adjustor), and an effector; together, these units form a functional group. Sensory cells carry input from the receptor (afferent impulses) to a central interneuron, which makes contact with a motor neuron.

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