Physiology General physiology cfbff085 Hypoxia causes vasoconstriction in A Muscle B Lungs C Liver D Spleen High-Yield Explanation "O2 deficiency (Hypoxia), Accumulation of CO2,| PH produce vasoconstriction in the lungs. While these in the other tissues produce vasodilatation.Ref: Guyton; 13th edition