character: Pacemaker Cells
topic: Electrical Events in the Heart
grade: 11
subject: Biology
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character: Sinoatrial Node
topic: Role of Pacemaker Cells
grade: 11
subject: Biology
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character: Atrioventricular Node
topic: Electrical Conduction System of the Heart
grade: 11
subject: Biology
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character: Depolarization
topic: Action Potentials in Cardiac Cells
grade: 11
subject: Biology
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