Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs.
<em>Answer:</em>
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<em>Rock is a type of Earth material. Most rock is made up of </em><em><u>minerals.</u></em>
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<em>Hope this helps you</em>
Which is the first indicator of an infection in the body?
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B. an increase in the number of WBCs in the blood</span>
The answer would be around 12 feet.
Answer:
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Explanation:
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