This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pancreas, Subject name: Surgery
[{'content': 'Which of the following is not a component of APACHE-II score? \nSelect and explain. \nA. Serum potassium, B. Serum sodium, C. Serum calcium, D. Creatinine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: APACHE II: Acute Physiology & Chronic Health Evaluation II. The 12 physiologic variables are BT| at CWG SHOP-2 1.Mean aerial blood pressure 5.Creatinine 9.Hematocrit 2.Temperature 6.WBC count 10.Oxygenation 3.Hea rate 7.Glasgow coma scale 11.Aerial pH 4.Respiratory rate 8.Sodium 12.Serum potassium If >=8 parameters are present, suggests Severe Acute pancreatitis,', 'role': 'assistant'}]