This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': 'All except one are inhibitory neurotransmitters \nSelect and explain. \nA. Acetylcholine, B. Glutamate, C. Norepinephrine, D. Glycine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: major inhibitory neurotransmitters include serotoninand gamma-aminobutyric acid(GABA). Some neurotransmitters, such as acetylcholine and dopamine, can create both excitatory and inhibitory effects depending upon the type of receptors that are present.', 'role': 'assistant'}]