Question

Give the reason for the following.

The hand moves away when someone pinches us.

Answer 1

Statement: The hand moves away when someone pinches us.

Reason:

1. Hand moves away when someone pinches us because of the reflex action.
2. Automatic response to the action of a stimulus is called reflex action.
3. All these responses do not involve the action of the brain.
4. Reflex actions are controlled by the reflex centres present in the medulla and spinal cord.