Calcium handling and excitation-contraction (EC) coupling are critical processes in cardiac myocytes, the muscle cells of the heart. These processes ensure that the heart contracts effectively and ...

Despite being mainly composed of terminally differentiated myocytes that cannot re-enter the cell cycle, the heart is not a postmitotic organ and maintains some capacity to form new parenchymal ...

The Frank-Starling Law is the description of cardiac hemodynamics ... volume increases due to the myocyte stretch causing a more forceful systolic contraction. This assumes that other factors ...