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CGP EDU Academic Team
Published on: August 21, 2026
A specialised nodal tissue embedded in the lower corner of the right atrium, close to Atrio- ventricular septum, delays the spreading of impulses to heart apex for about 0.1 sec. This delay allows
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The delay in transmission of impulse from SAN to the ventricles provided by AVN prevents simultaneous contraction of ventricles and auricles. This allows atria to empty completely before ventricles start con traction,
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