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: Physiology
[{'content': 'Metabolic acidosis is seen in all except: September 2005 \nSelect and explain. \nA. Diabetic ketaacidosis, B. Emphysema, C. Aspirin overdose, D. Uremia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B: Emphysema Metabolic acidosis occurs when the body produces too much acid, or when the kidneys are not removing enough acid from the body Diabetic acidosis Hyperchloremic acidosis results from excessive loss of sodium bicarbonate from the body, Lactic acidosis is a buildup of lactic acid-alcohol, cancer, liver failure, low blood sugar Common mnemonic is mudpile M - Methanol U - Uremia D - Diabetic Ketoacidosis (also alcohol ketosis, starvation ketosis) P - Para-aldehyde I - Isoniazid, Iron, Inborn Errors of Metabolism L - Lactic Acid E - Ethylene Glycol S - Salicylates', 'role': 'assistant'}]