title: A physical model of expiration.
mesh_terms: D000403:Airway Resistance; D001980:Bronchi / Q000502:physiology; D008168:Lung / Q000502:physiology*; D008170:Lung Compliance; D008433:Mathematics; D008954:Models, Biological; D011312:Pressure; D012123:Pulmonary Ventilation; D012119:Respiration