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Which Statement Concerning the AV Nodal Delay Is Correct

Question 254

Multiple Choice

Which statement concerning the AV nodal delay is correct?


A) It ensures that the atria contract and empty their contents into the ventricles prior to ventricular systole.
B) It ensures that the ventricles contract prior to atrial systole.
C) It ensures that tetanic contraction of cardiac muscle is impossible.
D) It is shortened by parasympathetic stimulation.

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