<prompt> Metabolic acidosis may result due to?Diabetic ketoacidosisDiarrheaRenal failureAll of the above  <response>: Metabolic acidosis can occur because of an increase in endogenous acid production such as lactate and ketoacids, loss of bicarbonate as in diarrhea or accumulation of endogenous acids as in renal failure. Metabolic acidosis has profound effects on the respiratory, cardiac and nervous systems. 