Exam (elaborations)
ECG Assessment/Dysrhythmias Questions With Complete Solutions
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Normal cardiac impulse correct answer: Begins in the sinoatrial (SA) node in the upper right atrium and spreads over the atrial myocardium via Bachmann's bundle and internodal pathways, causing atrial contraction; then the impulse travels to the atrioventricular (AV) node through the bundle of His...
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