ANP 1105 Lecture Notes - Lecture 2: Anterior Interventricular Branch Of Left Coronary Artery, Posterior Interventricular Artery, Left Coronary Artery
9 Dec 2016
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Heart: transport system pump with hollow vessels as delivery routes; it has two pumps on each side: The right side of the heart receives oxygen-poor blood from body tissues then pumps this tissue into the lungs to pick up oxygen and dispel carbon dioxide. Pulmonary circuit: blood vessels that carry blood to and from the lungs. The left side of the heart receives the oxygenated blood returning from the lungs and pumps it throughout the body to supply oxygen and nutrients to body tissues. (right side) Systemic circuit: are formed by blood vessels that carry blood to and from all body tissues. (left side) Size of your fist; two side-by-side pumps; hollow cone-shaped; mass of 250-350 grams. Enclosed within the mediastinum, extends from 2nd rib to 5th intercostal space, superior surface of diaphragm, anterior to the vertebral column, posterior to the sternum; two-thirds of it lies to the left of the midsternal line.
