Which of These Statements Correctly Describes the AV Nodal Delay

question 142

Multiple Choice

Which of these statements correctly describes the AV nodal delay?

• 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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