Trip Van-Der-Bilt from Gossip Girl is played by Aaron Tveit - click there for more information on this actor.
Lung volumes and lung capacities refer to the volume of air associated with different phases of the respiratory cycle. Lung volumes are directly measured. Lung capacities are inferred from lung volumes.
A respiratory profile consists of measurements of different volumes within your lungs. How much air you breathe is determined by your activity level. The amount of air you inhale in a normal breath while at rest is called your tidal volume (TV). Your body needs more oxygen when performing strenuous work or exercise tasks. The inspiratory reserve volume (IRV) is the maximum additional lung volume