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: Pharmacology
[{'content': 'Ringer lactate contains all except ? \nSelect and explain. \nA. Chloride, B. Sodium, C. Bicarbonate, D. Potassium', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Bicarbonate One litre of Ringers Lactate solution contains : 130 mEq of sodium ion = 130 mmol/L 109 mEq of chloride ion = 109 mmol/L 28 mEq of lactate = 28 mmol/L 4 mEq of potassium ion = 4 mmol/L 3 mEq of calcium ion = 1.5 mmol/L", 'role': 'assistant'}]