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What is Preganglionic neurotransmitter in sympathetic division of autonomic nervous system is: March 2013 and explain in detail?
Ans. C i.e. Acetylcholine In the autonomic nervous system, acetylcholine is released in the following sites: All pre- and post-ganglionic parasympathetic neurons All preganglionic sympathetic neurons - Preganglionic sympathetic fibers to suprarenal medulla, the modified sympathetic ganglion; on stimulation by acetylcholine, the suprarenal medulla releases epinephrine and nor epinephrine Some postganglionic sympathetic fibers - Sudomotor neurons to sweat glands.