Multiple Choice
During inspiration,muscular contraction of the diaphragm causes air to move into the lung.The mechanisms that drive air movement during inspiration are a(n) :
A) Decrease in intra-alveolar pressure and shortening of the rib cage
B) Decrease in the size of the thorax and alveolar expansion
C) Increase in the size of the thorax and a decrease in intrapleural pressure
D) Increase in atmospheric pressure and intrapleural pressure
Correct Answer:
Verified
Correct Answer:
Verified
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