A normal heart beats 70-80 times per minute. Which of the following structure generate the impulses in a normal heart?
Sympathetic nerves
Sinoatrial (SA) node
Purkinje fibers
Atrioventricular (AV) node
Tissue Histology
Circulatory System
Lymphatic System
Integumentary System
Digestive System
Respiratory System
Urinary System
Male Reproductive System
Female Reproductive System
Special Senses
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