Relias Dysrhythmia Basic A Exam 55+ (Updated for 2026) Exam Prep Pack A+ Questions & Verified Answers

RELIAS DYSRHYTHMIA BASIC A
EXAM II
55+ (Updated for 2026) Exam Prep Pack | A+ Questions &
Verified Answers


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📋 DOCUMENT OVERVIEW 55 Qs



This document, "Relias Dysrhythmia Basic A Exam ||", covers specific topics in
electrocardiogram (ECG) interpretation, including normal sinus rhythm, sinus
bradycardia, sinus tachycardia, junctional rhythms, and abnormal heart rhythms
caused by failure of the SA node or Purkinje fibers. The document provides 55
questions with correct answers, along with diagrams and images, allowing
students to review and understand ECG concepts. This resource enables students
to study and review ECG interpretations, reinforcing their knowledge of cardiac
rhythms and preparation for exams.


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EXAM QUESTIONS


QUESTION 1

Normal sinus rhythm

CORRECT ANSWER

Regular
Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




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, QUESTION 2
Sinus Bradycardia

CORRECT ANSWER

Regular
Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




QUESTION 3
Sinus Tachycardia

CORRECT ANSWER

Regular
Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




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, QUESTION 4
Premature Atrial Contraction

CORRECT ANSWER

IRREGULAR
Rate: depends on underlying rhythm
P wave: Present or hidden in T wave
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec




QUESTION 5
Atrial Fibrillation

CORRECT ANSWER

IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
P wave: unable to see




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