Font size
WorksheetsEKG Interpretation and Cardiac Function Quiz
Total questions: 14
Worksheet time: 7mins
What is the natural pacemaker of the heart?
SA node
Bundle of His
Purkinje fibers
AV node
What does the P wave represent in an EKG?
Atrial repolarization
Atrial depolarization
Ventricular repolarization
Ventricular depolarization
What is the normal range for a heart rate generated by the SA node?
60 to 100 beats per minute
40 to 60 beats per minute
100 to 120 beats per minute
20 to 40 beats per minute
Where does atrial repolarization occur in the EKG?
Within the QRS complex
During the T wave
Before the P wave
After the T wave
What is the inherent rate of the AV node and Bundle of His?
20 to 40 beats per minute
40 to 60 beats per minute
60 to 100 beats per minute
100 to 120 beats per minute
What does the QRS complex represent?
Ventricular repolarization
Atrial depolarization
Ventricular depolarization
Atrial repolarization
What is the correct duration for the PR interval?
0.20 to 0.30 seconds
0.30 to 0.40 seconds
0.12 to 0.20 seconds
0.06 to 0.12 seconds
Which method is used to calculate heart rate for irregular rhythms using a 6 second EKG strip?
6 second method
Big box method
Small box method
R-R interval method
What could an absent or inverted P wave indicate?
Normal sinus rhythm
Ventricular fibrillation
Junctional rhythm
Atrial flutter
What is the maximum normal duration for the QRS complex?
0.06 seconds
0.10 seconds
0.12 seconds
0.15 seconds
Match the numbered features of this electrocardiograph with the appropriate name.
P wave
3
QRS complex
1
T wave
2
This refer to what happen to the heart during the different phases of an electrocardiography. Match the lettered features on this EKG with the proper cardiac event.
3
The atria contracts
1
The ventricles contacts
2
The atria fill with blood
Which part of the EKG waveform represents ventricular depolarization?
P wave
QRS complex
T wave
U wave
What does a wide QRS complex (>0.12 seconds) typically indicate?
Normal ventricular depolarization
A delay in ventricular depolarization
Accelerated atrial depolarization
An issue with the SA node
