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': 'All statements regarding ketamine are true except \nSelect and explain. \nA. May be arrythmogenic, B. Raised ICT do not respond to CO2 level, C. Vasodialator and negative ionotropic effect, D. Psychomimetic emergence', 'role': 'user'}, {'content': 'Answer: B \nExplanation: B i.e. Raised ICT do not respond to CO2 level', 'role': 'assistant'}]