Measures residual volume, functional residual capacity, and total lungcapacity using a Plethysmograph. A Plethysmograph is an instrument for measuring changes in volume within an organ or whole body (usually resulting from fluctuations in the amount of blood or air it contains).
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Enim ac lectus morbi sodales montes, nunc ornare. Consequat fringilla tortor, ultrices auctor egestas. Malesuada volutpat, volutpat malesuada sed est, senectus eu, rhoncus sed. At arcu orci dui non pharetra nibh. Tortor arcu arcu a, sed urna, orci vel, accumsan.