This card describes the sounds of the heartbeat that can be heard with a stethoscope and explains which events cause them (ventricular contraction and relaxation).
Tato karta popisuje zvuky srdce, které jsou slyšitelné pomocí stetoskopu, a vysvětluje, které události (kontrakce komor, relaxace komor) je způsobují.
| Front | Heartbeat 3.1.2(e) |
|---|---|
| Back | - stethoscope to hear - first sound when blood forced against AV valve as ventricles contract - second sound when semi lunar forced shut in aorta/pulmonary artery as ventricles relax |
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