The S1 heart sound represents the closure of the atrioventricular valves. It can vary in its intensity and in the splitting of the S1 heart sound depending on when the heart valves close.
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// HOW TO AUSCULTATE SERIES:
Part 1 - Heart Valves - • Heart Valves - Learn H...
Part 2 - The Cardiac Cycle - • Cardiac Cycle - Learn...
Part 3 - Systole & Diastole - • Video
Part 4 - Areas of Auscultation - • Areas of Auscultation ...
Part 5 - The Stethoscope - • The Stethoscope - Lear...
Part 6 - Auscultation Physical Exam Progression - • Auscultation Physical ...
Part 7 - Timing the Cardiac Cycle - • Timing the Cardiac Cyc...
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