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': 'The main mechanism of hyperpyrexia induced by atropine is? \nSelect and explain. \nA. Vasodilation, B. inhibition of sweating, C. Through central actions, D. Increase in basal metabolic rate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref:KD Tripathi pharmacology 7th edition (page.no: 115) Rise in body temperature by Atropine occurs at higher doses. It is due to both inhibition of sweating as well as stimulation of temperature regulating centre in the hypothalamus.', 'role': 'assistant'}]