Multiple Choice
During inspiration, why does air move into the lungs?
A) The pressure inside the lungs has decreased below atmospheric pressure.
B) The pressure inside the lungs has increased above atmospheric pressure.
C) The increased pressure in the lungs has opened up collapsed airways, so air can flow in.
D) The space (volume) within the lungs has decreased, allowing air flow into the lungs.
Correct Answer:
Verified
Correct Answer:
Verified
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