Question

What is reflex arc? Draw it for the tennis player hitting a tennis ball during play

Answer 1

reflex arc:-the pathway taken by nerve impulses in a reflex action is called reflex arc

Answer 2

A reflex arc is a nerve pathway that takes place in a reflex action, including at its simplest a sensory nerve and a motor nerve with a synapse between.

       Tennis ball ( to receive the stimulus)

                             ↓

       Sensory neurons of a spinal nerve carries the stimulus to spinal cord

                              ↓

Spinal cord converts the stimulus to appropriate command to the motor neurons.

                              ↓

Motor neurons of the spinal nerve converts motor command to effector.

                               ↓

Effector helps in the movement of muscle.