A somnolent 45-year-old male is currently on a 40% air-entra…

A somnolent 45-year-old male is currently on a 40% air-entrainment mask.  His assessment reveals the following: ABG pH 7.25 PaCO2 59 PaO2 51 HCO3 14 Sa02 86% VITALS HR 132 RR 29 BP 76/40 TEMP 102.1° F SpO2 87% LABS WBC 15,000 per mm3 LACTIC ACID 5.4 mEq/L What should the respiratory therapist recommend?