Anaesthesia All of the following are methods for improving oxygenation using a ventilator, except: A High frequency ventilation B Low tidal volume high PEEP C Extracorporeal membrane oxygenation (ECMO) D Prone ventilation 💡 Explanation All of the following are methods for improving oxygenation using a ventilator, except: ✓ Correct Answer: A. High frequency ventilation