Hypoxia causes vasoconstriction in: (A) Muscle, (B) Lungs, (C) Liver, (D) Spleen
Answer is B. "O2 deficiency (Hypoxia), Accumulation of CO2,| PH produce vasoconstriction in the lungs. While these in the other tissues produce vasodilatation.Ref: Guyton; 13th edition