B3-Transporting Substances Around the Body Hopefully this will help (; s *** 3.0 / 5 based on 4 ratings ? BiologyRespiration and exerciseGCSEAQA Created by: SCreated on: 26-10-10 10:32 The three elements of the circulatory system include... heart, blood vessels, blood 1 of 2 How does (deoxigenated) blood enter/leave heart? [Look at the diagram carfeully!) vena cava->pulmonary artery->pulmonary vein->Aorta 2 of 2
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