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Basic Dysrhythmia Exam Questions with Correct Answers

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The monitor technician should be able to tell if a patient has pulseless electrical activity (PEA) by watching the cardiac monitor. True/False - ANSWERSFalse The P wave represents which of the following cardiac electrical events. A. Atrial depolarization B. Atrial repolarization C. Ventricular depolarization D. Ventricular repolarization - ANSWERSA. Atrial Depolarization The QRS complex represents which cardiac electrical event? A. Atrial depolarization B. Atrial repolarization C. Ventricular depolarization D. Ventricular repolarization - ANSWERSC. Ventricular Depolarization The T wave represents which of the following cardiac electrical events? A. Atrial depolarization B. Atrial repolarization C. Ventricular depolarization D. Ventricular repolarization - ANSWERSD. Ventricular Repolarization Which of the following time ranges represents the normal PR interval? A. 00.04 - 0.12 B. 0.12 - 0.20 C. 0.20 - 0.28 D. 0.28 - 0.36 - ANSWERSB. 0.12 - 0.20 The time duration for the QRS interval is usually less than ________ second. A. 00.04 B. 0.06 C. 0.08 D. 0.12 - ANSWERSD. 0.12 Each small square on EKG paper represents A. 00.04 B. 0.10 C. 0.12 D. 0.20 - ANSWERSA. 00.04

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Basic Dysrhythmia Exam Questions
with Correct Answers
The monitor technician should be able to tell if a patient has pulseless electrical activity
(PEA) by watching the cardiac monitor.
True/False - ANSWERSFalse

The P wave represents which of the following cardiac electrical events.
A. Atrial depolarization
B. Atrial repolarization
C. Ventricular depolarization
D. Ventricular repolarization - ANSWERSA. Atrial Depolarization

The QRS complex represents which cardiac electrical event?
A. Atrial depolarization
B. Atrial repolarization
C. Ventricular depolarization
D. Ventricular repolarization - ANSWERSC. Ventricular Depolarization

The T wave represents which of the following cardiac electrical events?
A. Atrial depolarization
B. Atrial repolarization
C. Ventricular depolarization
D. Ventricular repolarization - ANSWERSD. Ventricular Repolarization

Which of the following time ranges represents the normal PR interval?
A. 00.04 - 0.12
B. 0.12 - 0.20
C. 0.20 - 0.28
D. 0.28 - 0.36 - ANSWERSB. 0.12 - 0.20

The time duration for the QRS interval is usually less than ________ second.
A. 00.04
B. 0.06
C. 0.08
D. 0.12 - ANSWERSD. 0.12

Each small square on EKG paper represents
A. 00.04
B. 0.10
C. 0.12
D. 0.20 - ANSWERSA. 00.04

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