LIFE WITH DILATED CARDIOMYOPATHY

Life with Dilated cardiomyopathy Understanding your heart 06 07 How the heart functions electrically The pumping action of the heart is caused by a flow of electricity through the heart that repeats itself in a cycle. This is normally triggered by the heart’s natural pacemaker, the SA node (sino-atrial node), which is in the right atrium (see the diagram below). The SA node sends out regular ... ................
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