The _____ is considered the pacemaker of the heart
A) sinoatrial node
B) atrioventricular node
C) Purkinje fiber
D) bundle branch
A
Health Professions
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Which of the following are benefits of moderate exercise? Reduced stress, anxiety and depressionReduced weightDecreased bone densityImproved sleep quality
A. I and IV only B. III and IV only C. I, III, and IV only D. I, II, III, and IV
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What is the most common type of cancer in men?
A. lung B. prostate C. pancreas D. liver
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