what happened diaphragm is not present in our body?
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When the diaphragm contracts, the volume of the thoracic cavity increases and air is drawn into the lungs. Without a diaphragm any living mammal would not be able to breathe.
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1
Answer:
When the diaphragm contracts, the volume of the thoracic cavity increases and air is drawn into the lungs. Without a diaphragm any living mammal would not be able to breathe.
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