Cardiologie - Begrippen

5 important questions on Cardiologie - Begrippen

Atrioventricular node (AV node)

The electrical gateway to the ventricles, located near the floor of the right atrium.

Atrioventricular node (AV node) delay

Slowing of electrical conduction through the AV node that allows atria to complete contraction before the ventricles begin.

End-diastolic volume (EDV)

The maximum volume of blood that the ventricles hold during a cardiac cycle.
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Second heart sound

Vibrations created when the semilunar valves close.

Sinoartial node (SA node)

Group of autorhythmic cells in the right atrium of the heart; the main pacemaker of the heart.

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