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Exam questionKROK 1Medicine ยท 2021

An isolated cell of a human heart automatically generates excitation impulses at the rate of 60/min. This cell was obtained from the:

Answer options

  1. Ventricles
  2. His bundle
  3. Atria
  4. Sinoatrial node
  5. Atrioventricular node
Correct answer

Sinoatrial node

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