The Cardiac Cycle

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This video tutorial teaches the different phases of the cardiac cycle and their correlation to ECG tracings.
0:00. Introduction
0:23. Cardiac cycle defined
0:48. Explaining the circles in the graphic
1:35. Isovolumetric relaxation
2:18. Ventricular filling (filling phase)
2:37. Atrial contraction (atrial kick)
3:20. Isovolumetric contraction
3:55. Ventricular ejection (ejection phase)
4:32. ECG. "P wave"
5:28. ECG. "QRS complex"
5:55. ECG. "T wave"
6:24. In-a-nutshell