Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.

Anatomy of the Heart . Your heart is made up of several chambers, valves, layers, and arteries (blood vessels) ... The heart is located in the chest cavity, right behind the lungs.

Chest pains, heart flutters, heart attack-- they are the signposts of heart troubles. In the past, such symptoms might mean a treadmill stress test or a cardiac catheterization to diagnose the ...