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natural pacemaker

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natural pacemaker,
any cardiac pacing site in the heart tissues, as opposed to an artificial pacemaker.
natural pacemaker
Cardiac pacing That cell or a group of cells within the heart which initiates each contraction. Normally, the S-A node performs the function; but in arrhythmias, cells almost anywhere in the heart can assume the role of the dominant pacemaker
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The job of a pacemaker is to artificially take over the role of the heart's natural pacemaker, the sinus node.
Pacemaker brings mum Jane a new lease of life; Health Reporter HELEN ... by Evening Chronicle (Newcastle, England)
The implanted tissue has kept the guinea pig hearts beating after their natural pacemaker cells were destroyed.
Beat generation: genetically modified stem cells repair heart by Shiga, D. / Science News
AIF you have been put on digoxin then you have a condition called atrial fibrilation which means the heart misses some beats as there is a problem with its natural pacemaker.
Doctor's surgery; My teenage daughter has started pulling her hair out by Sunday Mail (Glasgow, Scotland)
 
 
 
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