Exam (elaborations)
Cardiac Dysrhythmia Management Questions and Answers 2024
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Cardiac Dysrhythmia Management
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Cardiac Dysrhythmia ManagementWhat is treatment based on in cardiac dysrhythmia patients? - answerBased on how the
patient is doing or tolerating the dysrhythmia
In telemetry, which lead will show the most cardiac activity and would be the one to
watch? - answerLead 2
What does an electrocardiogram measure? - answerMeasures cardiac electrical
conduction from 12 different perspectives (snapshots).
Monitor in the lead in which patient is having dysfunction.
For a healthy heart muscle to work what must also work? - answerElectrical function of
the heart.
What is important to monitor in telemetry? - answerMonitor in the lead of dysfunction.
MAKE SURE ALARMS ARE ON!!!
What does a PR interval measure? - answerMeasured from the beginning of the P
Wave to right before the QRS Wave leaves baseline. (measured from when atrium is
contracting to when it is starting to go down to ventricle for polarization, or the rest
phase after the atrium contracts)
Normal PR interval is less than how long? - answer.20 seconds (less than 5 boxes on a
strip
How much time does each box on a strip measure? - answer.04 seconds (25 boxes for
a full minute)
What does a P wave measure? - answerAtrium contracting
What does the QRS wave measure? - answerVentricle contracting
What does the T wave measure? - answerrepolarization of ventricles (getting charged
back up)
What is the electrical pathway of the heart? - answerSA Node- to AV Node- to Bundle of
HIS- to both left and right sides of heart. Purkinje fibers circulate on bottom of both
ventricles.
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