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

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