by alex
Understanding the intricacies of EKGs is crucial for diagnosing and treating heart conditions. This quiz will challenge your knowledge on various aspects of EKG interpretation, from recognizing waveforms to understanding heart rhythms. Let’s see how well you can interpret these vital signs of the heart!
EKG Practice Quiz Questions Overview
1. What does the P wave on an EKG represent?
Atrial depolarization
Ventricular depolarization
Atrial repolarization
Ventricular repolarization
2. Which part of the EKG corresponds to ventricular depolarization?
P wave
QRS complex
T wave
U wave
3. What is the normal range for the PR interval on an EKG?
0.04 to 0.10 seconds
0.12 to 0.20 seconds
0.21 to 0.30 seconds
0.31 to 0.40 seconds
4. Which EKG lead is typically used to monitor the heart’s rhythm?
Lead I
Lead II
Lead III
aVR
5. What does the T wave on an EKG represent?
Atrial depolarization
Ventricular depolarization
Atrial repolarization
Ventricular repolarization
6. What is the significance of the ST segment on an EKG?
Atrial depolarization
Ventricular depolarization
Ventricular repolarization
Ischemia or infarction
7. Which of the following rhythms is characterized by a heart rate of less than 60 beats per minute?
Sinus tachycardia
Atrial fibrillation
Sinus bradycardia
Ventricular fibrillation
8. What is the normal duration of the QRS complex on an EKG?
0.04 to 0.10 seconds
0.12 to 0.20 seconds
0.21 to 0.30 seconds
0.31 to 0.40 seconds
9. Which of the following is a characteristic of atrial fibrillation on an EKG?
Regular rhythm
No P waves
Wide QRS complexes
Elevated ST segment
10. What is the significance of a prolonged QT interval on an EKG?
Increased risk of atrial fibrillation
Increased risk of ventricular tachycardia
Increased risk of myocardial infarction
Increased risk of heart block
