Question

explain reflex action

Answer 1

Reflex action is a quick Involuntary action In response to an external or internal stimulus generally without the involvement of the brain.

It is of two types :-

1) Unconditioned reflex- which are inborn and inherited.
2) Conditioned reflex - which are learned reflexes.

Hope it helps u... ^_^

Answer 2

Answer:

$\large{\underline{\mathfrak{Reflex\:\: Action:-}}}$

→ Reflex action is an immediate, quick and sudden response of the body to a stimulus.

Example : Knee jèrk, withdrawal of hand on touching hot objects.

→ Stimulus - It is observable and detectable change in the external or internal environment to which an organism react.

→ Reflex arc - The pathway through which nerve impulses pass during reflex action is called reflex arc.

→ Response - It is the final reaction after the reflex action.

★ Three types of response are there -

• Voluntary
• Involuntary
• Reflex action.