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kvasek [131]
3 years ago
10

What is a role of the pacemaker or sinoatrial node (SAN)?

Biology
2 answers:
professor190 [17]3 years ago
7 0
C. To originate the excitation in the myogenic muscle. The SA node initiates the electrical impulse that goes through the heart and causes the depolarization of the right atrea <span />
Andru [333]3 years ago
4 0
The role of the pacemaker or sinoatrial node (SAN) is to C) To originate excitation in myogenic muscle.
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