Answer:
It expands
Explanation:
I just know..
*(
~When you breathe out, or exhale, your diaphragm and rib muscles relax, reducing the space in the chest cavity. As the chest cavity gets smaller, your lungs deflate, similar to releasing of air from a balloon.
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Answers & Comments
Answer:
It expands
Explanation:
I just know..
Answer:
*(
Explanation:
~When you breathe out, or exhale, your diaphragm and rib muscles relax, reducing the space in the chest cavity. As the chest cavity gets smaller, your lungs deflate, similar to releasing of air from a balloon.