As the Volume of the Chest Wall Increases, the Concomitant

Multiple Choice

As the volume of the chest wall increases, the concomitant expansion of the lungs is due to a(n)

A) decrease in intra -alveolar pressure.
B) increase in transpulmonary pressure.
C) increase in atmospheric pressure.
D) decrease in transpulmonary pressure.
E) increase in intrapleural pressure.