Which of the following are considered functional properties of the cardiac conduction system?
I. Initiate cardiac contraction
II. Accelerate depolarization across the atria
III. Slows the depolarization across the A-V node
IV. Accelerates depolarization down the bundle branches and Purkinje fibers

Question

Quizplus · Accepted Answer

III and IV are functional properties of the cardiac conduction system because they slow the depolarization across the A-V node and accelerate depolarization down the bundle branches and Purkinje fibers.

Which of the Following Are Considered Functional Properties of the Cardiac