Answer:
C. The intrathoracic pressure decreases.
Explanation:
Inspiration is when air is moved into the lungs. This occurs when:
- The diaphragm contracts, which increases the size of the chest cavity.
- Then the lungs expand, which decreases intrathoracic pressure, causing air to rush into the lungs.
Answer:
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I think it is eustress :) I really hope this helps and you get an A+++++
