The AV Nodal Delay

question 237

Multiple Choice

The AV nodal delay

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

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Definitions:

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Making small adjustments to something to improve its performance or effectiveness.

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The act of surrendering or yielding under specific conditions.

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