This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anaesthesia, Subject name: Pharmacology
[{'content': 'If ketamine is the only agent used in reducing a dislocated shoulder, its actions will include: \nSelect and explain. \nA. Analgesia, B. Bradycardia, C. Hypotension, D. Respiratory depression', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ketamine - is a powerful analgesic agent. - It increases blood pressure, intraocular presure and intracranial tension. - It does not depress CVS and respiratory system.', 'role': 'assistant'}]