Principles of ECG


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Please complete this education by answering the following questions.

  1. What is the source of electrical activity in the heart?
    SA node
    Bundle of His
    AV Node
    Right Atrium
  2. What is the correct order of the conductive system of the heart?
    SA node - AV node – atrium – ventricles – bundle of His – bundle branches – purkinje fibers
    There is no electrical activity in the heart, the heart is stimulated by brain activity