This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
[{'content': 'Gastric secretion is : \nSelect and explain. \nA. Inhibited by curare, B. Stimulated by nor adrenaline, C. Increased by stomach distention, D. Stimulated by an increase in tonic activity', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Increased by stomach distension', 'role': 'assistant'}]