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General Medicine General 4782b3a3

Which of these statements regarding the conduction system of the heart is TRUE

A

The sinoatrial (SA) node of the heart acts as the pacemaker

B

The SA node is located on the upper wall of the left atrium.

C

The AV node conducts action potentials rapidly through it.

D

Action potentials are carried slowly through the atrioventricular bundle.

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