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Auscultation Repetition Training: 18

Fourth Heart Sound Plus First Heart Sound

For best results from repetition training, listen for 2-3 minutes.

auscultation sound from lesson
waveform


Listening Tips

S1:
Systole:
S2:
Diastole: S4 present - a low pitched sound
t: Fourth Heart Sound Plus First Heart Sound; h1: Auscultation Repetition Training: fourth-heart-sound-plus-first-heart-sound


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