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mind map on human body, image, image - Coggle Diagram
mind map on human body
circulatory system
right atrium
it collects de oxygenated blood from the body by the vena cavas and once its full the valve opens and the blood goes into the right ventricle
left atrium
it collects oxygenated blood from the lungs by the pulmonary vein and once its full the valve opens and the blood goes into the left ventricle
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