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': 'With regard to ketamine, all of the following are true except – \nSelect and explain. \nA. It is a direct myocardial depressant, B. Emergence phenomenon are more likely if anticholinergic premedication is used, C. It may induce cardiac dysarythmias in patients receiving tricyclic antidepressants, D. Has no effect on intracranial pressure', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ketamine raises ICT.', 'role': 'assistant'}]