This substance is released by nerve endings of the parasympathetic nervous system.
This substance is released by nerve endings of the parasympathetic nervous system. Its function is to initiate muscular contraction or to pass on a nerve impulse to the next nerve, but after it has been released it has only a transitory effect because it is repidly broken down by cholinesterase. FTP, what is this neurotransmitter abbreviated ACh?
This substance is released by nerve endings of the parasympathetic nervous system.
acetylcholine