Reflex arc is formed by
(a) brain-spinal cord-muscles
(b) receptor-spinal cord-muscles
(c) muscles-receptor-brain
(d) muscles-spinal cord-receptor
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b)receptor- spinal cord -muscles.
As when the receptor receives the stimuli. instead of going to brain and get command by( it may take a lot of time )it reaches the relay neuron present in the spinal cord. From there it gets command and works accordingly
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Reflex Arc
➡Path followed by an impulse in reflex action is known as reflex arc. Reflex always travel in one direction. The direction taken by nerve impulse and response in a reflex action is from the receptor organ
In reflex action, the reflex arc is formed by is :-
▪(a) brain, spinal cord, muscle
▪(b) receptor, muscle, spinal cord
▪(c) muscle, receptor, brain
✔(d) receptor, spinal cord, muscle
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