Total alveolar ventilation volume (in L/min) is: (A) 1.5, (B) 3.5, (C) 4.2, (D) 5
Answer is C. Ans. (c) 4.2(Ref: Ganong, 25th ed/p.629)Alveolar ventilation is 4.2L/minAlveolar ventilation = respiratory rate * (tidal volume - dead space) =12(500-150)=4.2L/min