The newly oxygen-rich blood (shown in red) returns to the heart and enters the left atrium. Blood flows through the left atrium into the left ventricle. The left ventricle pumps the oxygen-rich ...

These measurements provide insights into total blood flow through the heart tissue. Understanding myocardial blood flow (MBF) has become increasingly crucial in managing coronary artery disease (CAD).

Originally appeared on the NOVA Web site Cut to the Heart. Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and ...