Impulse for heart contraction is generated in :- 1. S. A. node. 2. A. B. node. 3. Bundle of HIS. 4. all.

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Impulse for heart contraction is generated in :- 1. S. A. node. 2. A. B. node. 3. Bundle of HIS. 4. all.

Ishhika Ghosh 16th May, 2020

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iammohdshareef 16th May, 2020

Hello,
.
Impulse for the heart concentration is generated in SA node which stands for sinus node which is called as sinotrial .It is generated through the walls of Atria which helps them to contract . The rhythm and the rate of the heart is also a work done by Sinus node

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