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Expels carbon dioxide - PowerPoint PPT Presentation

The respiratory and circulatory systems bring oxygen and nutrients to the cells.

The respiratory and circulatory systems bring oxygen and nutrients to the cells. sinus. nose. mouth. epiglottis. trachea. lungs. The respiratory system is where gas exchange occurs. picks up oxygen from inhaled air expels carbon dioxide and water. Air exhaled. Air inhaled.

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Expels carbon dioxide - PowerPoint PPT Presentation

The respiratory and circulatory systems bring oxygen and nutrients to the cells.