The parasympathetic nervous system functions | vedclass

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(D) The parasympathetic nervous system is a part of the autonomic nervous system. It primarily uses the neurotransmitter $Acetylcholine$ $(ACh)$ to tr

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Acetylcholine,which inhibits the organs.

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(D) The parasympathetic nervous system is a part of the autonomic nervous system. It primarily uses the neurotransmitter $Acetylcholine$ $(ACh)$ to transmit signals to target organs. Depending on the specific organ and receptor type,$Acetylcholine$ can have either an excitatory or inhibitory effect. However,in the context of the parasympathetic system's general role in 'rest and digest' functions,it is known to inhibit certain activities (like heart rate) while stimulating others (like digestion). Among the given options,$Acetylcholine$ is the correct neurotransmitter,and it is widely recognized for its inhibitory role in cardiac muscle and excitatory role in smooth muscle of the digestive tract.

The parasympathetic nervous system functions through the secretion of which substance?

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