<prompt> Aerial blood gas analysis of a patient reveals pH 7.2, HCO3 36mmolL, pCO2 60mm of Hg. The abnormality is :Respiratory acidosis with compensatory metabolic alkalosisRespiratory acidosisRespiratory alkalosis with compensatory metabolic acidosisRespiratory acidosis with compensatory metabolic acidosis  <response>: Answer B Respiratory acidosis 