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The heart’s internal pacemaker beats by: a. an internal implant that sends an electrical impulse through the heart b. the excitation of cardiac muscle cells at the sinoatrial node followed by the atrioventricular node c. the excitation of cardiac muscle cells at the atrioventricular node followed by the sinoatrial node d. the action of the sinus

The heart’s internal pacemaker beats by: a. an internal implant that sends an electrical impulse through the heart b. the excitation of cardiac muscle cells at the sinoatrial node followed by the atrioventricular node c. the excitation of cardiac muscle cells at the atrioventricular node followed by the sinoatrial node d. the action of the sinus

Medical Terminology for Health Professions, Spiral bound Version (MindTap Course List)
Medical Terminology for Health Professions, Spiral bound Version (MindTap Course List)
8th Edition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
ChapterCom: Comprehensive Medical Terminology Review
Section: Chapter Questions
Problem 36SFT
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The heart’s internal pacemaker beats by:
a. an internal implant that sends an electrical impulse
through the heart
b. the excitation of cardiac muscle cells at the
sinoatrial node followed by the atrioventricular
node
c. the excitation of cardiac muscle cells at the
atrioventricular node followed by the sinoatrial
node
d. the action of the sinus

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