Which of the Following Pathological Changes in Lung Function Is

Multiple Choice

Which of the following pathological changes in lung function is a result of excess soft tissue in the abdominal wall,forcing the diaphragm upward at rest?

A) Decreases the compliance of the thorax.
B) Forces early closure of the small airways and alveoli.
C) Decreases carbon dioxide production from the lungs.
D) Increases ventilator drive.