what is the function of ribs; sternum in breathing
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what is the function of ribs; sternum in breathing
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Sternum helps to protect the heart and lungs from damage, as well as facilitates the expansion and contraction of the thoracic cavity during respiration.
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The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
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