Question

Write the main functions of (i) sensory neuron and (ii) motor neuron in a reflex arc.

Hint:

Sensory = to CNS, Motor = from CNS.

Answer 1

(i) Sensory neuron: It carries nerve impulses from the sense organs or receptors to the spinal cord or brain. (ii) Motor neuron: It carries the response impulses from the spinal cord or brain to the effectors (muscles or glands) to produce a reaction.