
Royalty-Free Illustration
AV Node Signal or Atrioventricular Node Signal of Human Heart. The atrioventricular node AVN is a complex structure that performs a variety of functions in the heart. The AVN is primarily an electrical gatekeeper between the atria and ventricles and introduces a delay between atrial and ventricular excitation, allowing for efficient ventricular filling.
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5.9MB • jpg
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