HESI-A2anatomy physiologymediumQRN-HESIA2-6365EF1514

How do the intercostal muscles between the ribs assist with respiration?

A.By protecting the delicate bronchioles and alveoliB.By contracting and relaxing to enlarge and reduce the space within the thoraxC.By signaling a decrease in intra-alveolar pressureD.By maintaining a medial separation between the pleurae

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How do the intercostal muscles between the ribs assist with respiration?

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