This video tutorial covers the anatomy of the heart (pericardial sac, chambers, valves, great vessels, and coronary circulation.) 0:00 introduction 0:35 pericardial sac 4:13 intro to heart chambers 4:30 SVC, RA, tricuspid valve, RV. 7:48 AV valves 10:06 pulmonary valves 10:30 semilunar valves 10:52 pulmonary arteries 12:08 pulmonary capillaries 13:03 pulmo veins 13:53 LA, mitral valve, LV, aortic valve, aorta 17:22 coronary circulation 23:21 heart anatomy in a nutshell