How does the heart work?

3 important questions on How does the heart work?

What are the 4 remaining steps that come after late diastole?

  1. Atrial systole
  2. Isovolumic ventricular contraction
  3. Ventricular ejection
  4. Isovolumic ventricular relaxion

What is automaticity of the heart?

The self-initiation of depolarization of the heart in a rhythmic way.

Function of autonomic nerve fibers in the heart

Can change the basic rhythm of the heart

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