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Test: GRE Subject Test: Biology
1. | Which portion of the conduction system acts as the "pacemaker" of the heart, and spontaneously conducts action potentials? |
Bundle of His
Sinoatrial node
Atrioventricular septum
Atrioventricular node
Christopher
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Rose-Hulman Institute of Technology, Bachelor of Science, Physics. University of Washington, Master of Science, Physics.
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