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The blood returns to the heart through veins.
The blood returns to the heart through veins.
The blood goes back to the heart to get oxygen.
the heart
the cardiovascular system working is simply called circulation.
blood flow is called circulation
Pulmonary Circulation
Circulation is the pumping of blood and oxygen throughout your body. Your heart is the main organ in this process. Without the circulation system, you could not function.
circulation?
Circulation describes the process of blood moving from the heart (the pump), out to the brain, major organs, then limbs all using the arterial blood vessels, and through the venous blood system (uses veins) back to the lungs and heart. Circulation never stops this constant process, until the heart stops and we die. If revived, circulation must be completely restored before organs and the brain dies.
Transpiration.
what are the 2 blood circulation?.