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Discuss the initiation of the heartbeat

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Reference no: EM132581950

1. Discuss the initiation of the heartbeat. (Is innervation needed?)

2. List the sequence of events in conduction of an electrical impulse from the SA node to the subendocardial conducting network (Purkinje fibers), including the contraction of chambers.

3. Describe the effects on the heart of innervation by parasympathetic and sympathetic fibers

Reference no: EM132581950

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