Relacionar Columnas circulatory systemVersión en línea circulatory system por Luz Álvarez Herrero 1 5 2 4 3 6 4 1 5 2 6 3 The red cells drop carbon dioxide and take oxygen The heart pumps blood to the lungs The heart pumps the blood from the heart to the body The red cells drop oxygen and take carbon dioxide The blood returns to the heart The blood goes from the hand to the heart