A patient has the following blood gas results:   pH – 7.34  …

A patient has the following blood gas results:   pH – 7.34    FIO2 – 35%PaCO2 – 40 torr    Respiratory rate – 32 breaths/minPaO2 – 75 torr    HR – 110 bpmHCO3 – 29 mEq/L    BP 145/85 mmHgBE – +4    SpO2 – 91%Hb – 13g/dl    PETCO2 – 27 torr  What is the patient’s VD/VT?