Question

what is meant by reflex action? with the help of a labelled diagram trace the sequence of the event that occur when we touchan hot object

Answer 1

An immediate and involuntary response given to a stimulus from the environment is called a reflex action.Sometimes we react an incident without any thinking on our part or control over the reaction.This is a response given to a certain stimulus from the surroundings.
Spinal cord functions as centre of co ordination of reflex actions.