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When a Person's Diaphragm Contracts and the Intercostal Muscles Pull

Question 8

Multiple Choice

When a person's diaphragm contracts and the intercostal muscles pull the ribs upward, which one of the following will occur?


A) Oxygen will leave the body.
B) Air will flow into the lungs.
C) Pressure inside the chest will increase.
D) Carbon dioxide will be exhaled.

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