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: Surgery
[{'content': 'Which is not the feature of compensated hypovolemic shock \nSelect and explain. \nA. Increased PR, B. Increased DBP, C. Increased SBP, D. Increased RR', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Compensated hypovolemic shock peripheral vasoconstriction occurs, so DBP raises, SBP remains normal.', 'role': 'assistant'}]