Physiology General cb415459 V/Q ratio at the base of lung? A 1 B 3 C 0.6 D 1.8 High-Yield Explanation Ans. is 'c' i.e., 0.6(Ref: Ganong 24hle P.636-637OverallV/Qratio of lung 0.8V/Qratio at aPex 3.0 (maximum)V/Q ratio at base - 0.6 (Least)