The heart pumps blood throughout the body., True, False, Blood carries oxygen and nutrients to every cell in the body., True, False, The pericardium is the thin layer that lines the chambers and valves of the heart., True, False, The endocardium is the thin layer that lines the chambers and valves of the lungs., True, False, The upper chambers of the heart are called ventricles., True, False, The lower chambers of the heart are called ventricles., True, False, The atria receive blood coming to the heart., True, False, The ventricles pump blood out of the heart., True, False, The pulmonary artery carries blood to the brain to be replenished with oxygen., True, False, The aorta carries fresh blood to the rest of the body., True, False, Veins carry blood away from the heart., True, False

The Circulatory System

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