EKG certification Certification FREE EKG Certification Trivia Question and Answers 2

Question 1

Which EKG finding is characterized by a shortened PR interval and a delta wave?

Accepted Answer

Wolff-Parkinson-White syndrome

Answer

First-degree AV block

Answer

Bundle branch block

Answer

Atrial flutter

Question 2

What is the normal duration of the QRS complex?

Accepted Answer

0.06–0.10 seconds

Answer

0.12–0.20 seconds

Answer

0.20–0.30 seconds

Answer

0.30–0.40 seconds

Question 3

An EKG shows absent P waves with an irregularly irregular rhythm. What is the most likely interpretation?

Accepted Answer

Atrial fibrillation

Answer

Ventricular tachycardia

Answer

Sinus arrhythmia

Answer

Atrial flutter

Question 4

Which lead is best for evaluating right ventricular hypertrophy on a 12-lead EKG?

Accepted Answer

V1

Answer

Lead II

Answer

V5

Answer

aVL

Question 5

What does a prolonged QT interval increase the risk of?

Accepted Answer

Torsades de pointes

Answer

Atrial fibrillation

Answer

First-degree AV block

Answer

Sinus bradycardia

Question 6

On an EKG rhythm strip, each small box on the horizontal axis represents how many seconds?

Accepted Answer

0.04 seconds

Answer

0.10 seconds

Answer

0.20 seconds

Answer

0.02 seconds