Answer:
The smallest bronchioles end in tiny air sacs, called alveoli. They inflate when a person inhales and deflate when a person exhales. During gas exchange oxygen moves from the lungs to the bloodstream.
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Answer:
I believe the answer is OC. cultural misunderstandings.
Explanation:
C. moving food through the body and transporting air through the body
Answer: I agree with him because his expectations in people help them become better mentally stable
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Answer:
Hydration, medications taken, infection
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