Question

When the body inhales, the _____.

lungs collapse
diaphragm pulls up
lungs expand
trachea collapses
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Answer 1

c. lungs expand

Step-by-step explanation:

Answer 2

Your diaphragm contracts and moves downward

Step-by-step explanation:

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. They contract to pull your ribcage both upward and outward when you inhale.

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