what is reflex action describe the steps involved in reflex action
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When a receptor is stimulated, it sends a signal to the central nervous system, where the brain co-ordinates the response. But sometimes a very quick response is needed, one that does not need the involvement of the brain. This is a reflex action. Reflex actions are rapid and happen without us thinking.
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A reflex action is an action in which our Spinal cord makes decisions for us and helps us to defend ourselves.
Steps :-
______
1) The sensory nerve takes impulse and carries it to the CNS
2) The CNS takes a decision to help us.
3) The Motor neuron carries that impulse at the site of which the action should take place.
Steps :-
______
1) The sensory nerve takes impulse and carries it to the CNS
2) The CNS takes a decision to help us.
3) The Motor neuron carries that impulse at the site of which the action should take place.
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