The job of the human heart is to circulate blood through all of the body's arteriescapillariesand veins.The job of the human lungs is to supply the small amount of blood in them with oxygen. The inter?

The human heart pumps oxygenated blood from the lungs throughout the body via arteries, while deoxygenated blood returns through veins. The lungs facilitate gas exchange, absorbing oxygen and expelling carbon dioxide. Together, the heart and lungs maintain vital circulation and oxygenation, supporting overall bodily functions. This intricate system ensures that all cells receive the nutrients and oxygen they need to thrive.