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: Anaesthesia
[{'content': 'Bradycardia during anaesthesia seen ina) Pancuronium b) Vecuronium c) Atracuriumd) Propofole) Succinylcholine \nSelect and explain. \nA. ab, B. bc, C. cd, D. de', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Bradycardia is caused by → Succinylcholine, propofol, opioids anaesthetics (Morphine, fentanyl and its cogneres).\nTachycardia is caused by → Gallamine, Pancuronium, Rocuronium, Ketamine, Thiopentone, Methohexitone.', 'role': 'assistant'}]