Question

write note on reflex action

Answer 1

Hey mate here is your answer

REFLEX ACTION :

When a receptor is stimulated,it sends a signal to the central nervous system,where the brain coordinates the response.But sometimes a very quick action is needed, one that does not need the involvement of the brain.This is a "Reflex Action".These are rapid and and happen without us thinking.

Hope it helped you :)

Answer 2

hello mate here's your AnsWer for your Question is

A reflex, or reflex action, is an involuntary and nearly instantaneous movement in response to a stimulus. A reflex is made possible by neural pathways called reflex arcs which can act on an impulse before that impulse reaches the brain.