The AV node has several important functions that help the heart work effectively. Which of the following is not a function of the AV node?
A. It causes the delay of electrical impulses, which limits the number of impulses traveling to the ventricles.
B. It causes a loss of atrial kick.
C. It serves as a backup pacemaker if the SA node fails.
D. It allows for a delay to provide time for the blood to travel from the atria to the ventricles before they contract.
Answer: B
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Fill in the blank(s) with the appropriate word(s).