Alkalosis vs. acidosis: directions of pH and HCO

ROME:

Respiratory= Opposite:
· pH is high, PCO2 is down (Alkalosis).
· pH is low, PCO2 is up (Acidosis).

Metabolic= Equal: · pH is high, HCO3 is high (Alkalosis).
· pH is low, HCO3 is low (Acidosis)