delvin5949 delvin5949

25-01-2024
Social Studies

contestada

Regarding the conducting system of the heart, the signal for contraction passes from the sinoatrial node to the atrioventricular node via which of the following?

A. Cardiac pacemaker cells
B. Internodal pathways
C. AV bundle (of His)
D. Purkinje fibers

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