Anatomy of the Circulatory Systems 2 PDF

Anatomy of the Circulatory systems 2 Systemic and Pulmonary Circulations Niggy Gouldsborough  Circulatory systems Blood Circulatory Systems Systemic Pulmonary Specialised Circulatory Systems Portal (not considered in this series) C...

Anatomy of the Circulatory systems 2 Systemic and Pulmonary Circulations Niggy Gouldsborough  Circulatory systems Blood Circulatory Systems Systemic Pulmonary Specialised Circulatory Systems Portal (not considered in this series) Coronary (see heart video) Foetal (see heart video) Circulatory systems transport O2 (RBCs) Nutrients CO Metabolic waste Cells of immune system (WBCs) Hormones  Blood circulatory system Heart VEINS ARTERIES CAPILLARIES Closed circuit Arteries carry blood Away from the heart Veins giVe blood back to the heart Capillaries are found between arteries and veins and are the site of gas exchange  Arteries versus veins ARTERIES VEINS Take blood away from the heart Return blood to the heart  Systemic circulation Heart VEINS ARTERIES CAPILLARIES High pressure system (arterial side) Takes oxygen rich blood from the left side of the heart to the body tissues Returns oxygen poor blood from the tissues to the right side of the heart  Some vessels of systemic circulation Common carotid Internal jugular Aortic arch Brachiocephalic Superior vena cava Brachial Aorta Inferior vena cava Radial Ulnar Femoral Most veins take the same name as the Popliteal corresponding artery with some exceptions Posterior tibial Dorsalis pedis  Applications Knowing the location of the arteries allows us to calculate heart rate by taking the pulse Try finding the following pulses on yourself: radial carotid brachial femoral popliteal posterior tibial dorsalis pedis  Pulmonary circulation Lungs PULMONARY PULMONARY ARTERIES VEINS Heart Low pressure system Takes blood low in oxygen from the right side of the heart to the lungs Takes blood rich in oxygen from the lungs to the left side of the heart Pulmonary arteries carry blood AWAY from the heart therefore oxygen poor Pulmonary veins carry blood TOWARDS the heart therefore are oxygen rich  Blood circulation summary LUNGS PULMONARY CIRCUIT SYSTEMIC CIRCUIT BODY ORGANS & TISSUES