Pressure Support Ventilation (PSV) involves inspiration controlled by preset pressure. What determines the tidal volume?

Pressure Support Ventilation (PSV) involves inspiration controlled by preset pressure. What determines the tidal volume?

• A. Inspiration is controlled by preset pressure with tidal volume depending on compliance and resistance
• B. Inspiration is controlled by preset tidal volume regardless of compliance
• C. Breaths are synchronized with patient effort
• D. The tidal volume remains constant for all breaths

Answer: (A)