Repetition Training: First Heart Sound - Loud
First Heart Sound - Loud
Research studies have demonstrated that listening to a heart sound for 2-3 minutes can help students master auscultation.
For textual descriptions, waveforms and heart animations, please use our courses on this website.


Listening Tips
S1: Increased intensitySystole:
S2: Softer intensity than S1
Diastole: