Biology, asked by vaishgowda77, 1 year ago

SAN is called a pace maker ,why​

Answers

Answered by Anonymous
1

SAN is called a pacemaker Because the sinoatrial node is responsible for the rest of the heart's electrical activity, it is sometimes called the primary pacemaker.

Answered by kingissinghoo
0

It is called so because it is a group of cells in the wall of right atrium....

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