Respiratory System Mechanics

Airway resistance

Lung Volume Determined by Transpulmonary Pressure

Maximum Expiratory Flow Volume Curve fill lungs and blow out as hard as you can.

Volume changes as a Function of Time

 

Obstruction

Pulmonary fibrosis

FVC

ß

ß

FEV1

ß ß ß

ß

FEV1/FVC

ß ß ß

Normal ratio