This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autonomic nervous system, Subject name: Pharmacology
[{'content': 'Synaptic transmission in the autonomic ganglion is usually \nSelect and explain. \nA. Adrenergic, B. peptidergic, C. Cholinergic, D. Mediated by substance P', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ref:KD Tripathi pharmacology 7th edition (page.no: 121) Katzung 10/e p76 Acetylcholine is the primary excitatory neurotransmitter in both sympathetic and parasympathetic ganglia Other adrenergic , peptidergic receptors bring secondary , slowly developing changes in membrane potential in ganglia', 'role': 'assistant'}]