Basic ECG Interpretation Quiz
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Using this image, answer questions number 1 and 2.
1. Name this rhythm.
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Sinus Tachycardia
Normal Sinus Rhythm
Sinus Bradycardia
Junctional
2. In the rhythm above, calculate the rate using the R to R method.
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55-60
60-65
65-70
75-80
3. P waves should be
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As close to the QRS as possible
Upright, rounded, and symmetrical
Not necessary to see
Upright and peaked
4. The T wave represents
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Ventricular repolarization
Ventricular depolarization
Atrial depolarization
Atrial Repolarization
5. Atrial repolorization is usually
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Hidden by the QRS
Represented by the T wave
Hidden by the T wave
Represented by a U wave
6. An extra beat caused by the ventricles is called a(n)
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PVC
Unifocal rhythm
PAC
Junctional escape beat
7. The term monomorphic means
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One size
Multiple shapes
From the same point of reference
One shape
8. A lengthening PR interval is indicative of what rhythm?
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3rd degree block
2nd degree block
1st degree block
This never occurs
9. An ECG displays which of the following?
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Complex abnormalities
Normal sinus rhythms
Mechanical action of the heart
Electrical conduction of the heart
10. Normal QRS duration should be
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.08 - .12 seconds
.12 - .20 seconds
12 - 20 seconds
.8 - .12 seconds
11. The P wave represents
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Ventricular depolarization
Atrial repolarization
Atrial depolarization
Ventricular repolarization
12. The intrinsic heart rate for conduction beginning in the AV node is?
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80-100
40-60
60-80
15-40
13. Along the normal conduction line, the last area to send an impulse to the heart is the
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SA node
AV node
Bundle branches
Purkinjie fibers
14. Which wave form represents ventricular repolarization?
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QRS
P Wave
PR Interval
T Wave
Using this image, answer questions number 15 - 20.
15. What is the rate?
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53
60
72
Cannot be determined
16. What is the rhythm?
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Regularly irregular
Regular
Irregularly irregular
Irregular
17. P waves are
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Present, but polymorphic
Absent periodically
No P waves are present
Present and monomorphic
18. The PR interval is
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Normal in duration
Shorter than normal in duration
Longer than normal in duration
Absent
19. The QRS is
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Less than .12
Between .08 - .12
Greater than .12
Between .12 - .20
20. Name this rhythm.
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Junctional rhythm
Accelerated junctional
Normal sinus rhythm
Sinus bradycardia
Using this image, answer questions number 21 - 23.
21. What is true about the rate?
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75 and regular
62 and regular
The atrial rate is different from the ventricular rate
The rate cannot be determined
22. Is there a QRS for every P wave?
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Yes
No
23. Name this rhythm.
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1st degree block
2nd degree block type I
2nd degree block type II
3rd degree block
RHYTHM INTERPRETATION
Use the 5 Rules of Interpretation to identify the following rhythms.
24. Name this rhythm.
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1st degree block
2nd degree block type I
2nd degree block type II
3rd degree block
25. Name this rhythm.
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Sinus tachycardia
Supraventricular tachycardia
Ventricular tachycardia
Paroxysmal Supraventricular tachycardia
26. Name this rhythm.
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Atrial Fibrillation
Atrial Flutter
Torsodes de Pointes
Sinus tachycardia
27. Name this rhythm.
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Supraventricular tachycardia
Sinus tachycardia
Ventricular tachycardia
Ventricular fibrillation
28. Name this rhythm.
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Atrial flutter
Atrial fibrillation
Sinus tachycardia
Sinus rhythm with PACs
29. Name this rhythm.
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Normal sinus rhythm
Atrial flutter
Accelerated junctional
Junctional
30. Name this rhythm.
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Paroxysmal Supraventricular tachycardia
Atrial flutter
Atrial fibrillation
Sinus tachycardia with sinus pause
31. Name this rhythm.
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Atrial paced rhythm
Ventricular paced rhythm
2nd degree block type II
3rd degree block
32. Name this rhythm.
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1st degree block
2nd degree block type I
2nd degree block type II
3rd degree block
33. Name this rhythm.
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Sinus rhythm with ST elevation
Sinus rhythm with PACs
Sinus rhythm with PVCs
Sinus rhythm with ST depression
34. Name this rhythm.
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Ventricular tachycardia
Ventricular fibrillation
Torsodes de Pointes
None of the above
35. Name this rhythm.
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1st degree block
2nd degree type I
2nd degree type II
3rd degree block
36. Name this rhythm.
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Junctional
Accelerated junctional
Normal sinus rhythm
Sinus rhythm with ST depression
37. Name this rhythm.
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Supraventricular tachycardia
Paroxysmal Supraventricular tachycardia
Accelerated junctional
Sinus tachycardia
38. Name this rhythm.
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1st degree block
2nd degree type I
2nd degree type II
3rd degree block
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