43 wiggers diagram cardiac cycle
File:Wiggers Diagram.svg - Wikipedia English: A Wiggers diagram, showing the cardiac cycle events occuring in the left ventricle. In the atrial pressure plot: wave "a" corresponds to atrial contraction, wave "c" corresponds to an increase in pressure from the mitral valve bulging into the atrium after closure, and wave "v" corresponds to passive atrial filling. Wiggers Diagram - Human Physiology - qbreview.com Wiggers Diagram, Daniel Chang, CC-SA 2.5. A Wiggers diagram shows the changes in ventricular pressure and volume during the cardiac cycle. Often these diagrams also include changes in aortic and atrial pressures, the EKG, and heart sounds. Diastole starts with the closing of the aortic valve (the second heart sound).
The cardiac cycle and Wiggers diagram A Wiggers diagram illustrate events and details of the cardiac cycle with electrographic trace lines, which depict (vertical) changes in a parameter's value as time elapses left-to-ri...