When the Sinus Node Fails to Discharge, the Absence of a PQRST

question 18

Multiple Choice

When the sinus node fails to discharge, the absence of a PQRST interval is noted on the rhythm and is called:

• A) sinus arrest.
• B) sinus bradycardia.
• C) sinus rhythm.
• D) sinus dysrhythmia.

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Definitions:

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