Sinoatrial exit block occurs when the action potential initiated by the sinoatrial node is inhibited or completely blocked before it is able to leave the SA node and reach the atrium, and thus no P ...
A first-degree AV node block occurs when conduction through the AV node is slowed, thus delaying the time it takes for the action potential to travel from the SA node, through the AV node, and to the ...
Bradycardia is defined heart rate less than the lower limit of normal for age or slow heart rate. A normal heart rate in children varies based on age as well as the level of physical activity. In the ...
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