During mechanical ventilation, some of the ventilator volume is "lost" within the circuit and humidifier and is not delivered to the patient. This wasted volume is called the ____.

Question

Quizplus · Accepted Answer

The volume lost within the ventilator circuit and humidifier, which is not delivered to the patient, is known as the compressible volume. This occurs because some of the gas volume is taken up by the expansion of the ventilator tubing and other components under pressure, rather than being delivered to the patient's lungs.

During Mechanical Ventilation, Some of the Ventilator Volume Is "Lost