Question

What is reflex action? Write the names of the indicated parts (1 to 4) in the following diagram.

Answer 1

Reflex action is any sudden action in response to some happening in the environment. The response is quick and immediate. Example-Response to reactions likes withdrawing the hand on touching hot tea is quick and immediate.

The label 1 in diagram represents the sensory neuron.

The label 2 in diagram represents the spinal cord.

The label 3 in diagram represents the motor neuron.

The label 4 in diagram represents the effector organ.