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Function of the Cardiovascular System
To transport materials to and from all of the cells in the body: oxygen and carbon dioxide, nutrients, hormones, immune system components, and waste products.
Components of the Cardiovascular System
Is a circulating transport system that includes: a pump (heart), a conducting system (the blood vessels), and a fluid medium (the blood).
Gross Anatomy of the Heart
Located deep to the sternum and slightly to the left, great blood vessels are at its base, pointed tip to the left is the apex, surrounded by pericardial sac that prevents fiction between the heart and surrounding structure as the heart moves with each heart beat.
Collects low oxygen blood from the upper and lower body via the superior and inferior vena cava.
Left Coronary Artery:
It branches into anterior interventricular artery and the circumflex artery, and it supplies the anterior and left regions of the heart.
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