Question

what happens in reflex action

Answer 1

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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Answer 2

Reflect action is the simplest form of response in nervous system... The action that is taken in response to stimulus