Major neurotransmitter released at end organ effectors of the sympathetic division of the autonomic nervous system is
Neurotransmitter secreted it in organ effectors of sympathetic system is mostly nor-adrenaline (except in sweat glands and haur follicle, where it Is acettacetylch) where as it is acetylcholine at parasympathetic system Ref-KDT 6/e p116
Adrenaline
Noradrenaline
Dopamine
Acetylcholine
General anatomy