WHAT HAPPENS TO YOUR LUNGS WHEN YOU INHALE?
A. IT EXPANDS
B. IT CONTRACTS
C. IT REMOVES GASES
D. IT EXPANDS, THEN CONTRACTS
WHY IS THAT YOUR ANSWER??
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WHAT HAPPENS TO YOUR LUNGS WHEN YOU INHALE?
A. IT EXPANDS
B. IT CONTRACTS
C. IT REMOVES GASES
D. IT EXPANDS, THEN CONTRACTS
WHY IS THAT YOUR ANSWER??
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Verified answer
D
When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity.