Practice EKG Rhythm Strips 119
Identify the following rhythm strips.
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Answers
1.
The rhythm is irregular due to the pause. The rate is 80/min. The P waves are upright and associated with a QRS complex. A single PVC beat is present. PR: .10 sec, QRS: .12 sec, QT: .36 sec.
2.
The rhythm is irregular with a rate of 50/min. The P waves are absent and there are no ectopic beats. PR: ---, QRs: .12, QRS: .48 sec.
3.
The rhythm is irregular due to the pause. The rate is 60/min. Upright P waves are found before each QRS complex. PR; ,20 sec, QRS: .12 sec, QT: .40 sec.
4.
The rhythm is regular with a rate of 71/min. There are no P waves. No ectopic beats are present.
PR: ---, QRs: .08, QT: .32 sec.
5.
The rhythm is irregular with a rate of 70/min. Upright P waves are found before each QRS. The PR interval is prolonged. PR: .26 sec, QT: .14 sec, QT: .44 sec.
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2.
3.
4.
5.
Answers
1.
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| Normal sinus rhythm with a PVC |
The rhythm is irregular due to the pause. The rate is 80/min. The P waves are upright and associated with a QRS complex. A single PVC beat is present. PR: .10 sec, QRS: .12 sec, QT: .36 sec.
2.
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| Atrial fibrillation with slow ventricular response |
The rhythm is irregular with a rate of 50/min. The P waves are absent and there are no ectopic beats. PR: ---, QRs: .12, QRS: .48 sec.
3.
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| Normal sinus rhythm with a sinus pause |
The rhythm is irregular due to the pause. The rate is 60/min. Upright P waves are found before each QRS complex. PR; ,20 sec, QRS: .12 sec, QT: .40 sec.
4.
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| Accelerated junctional rhythm |
The rhythm is regular with a rate of 71/min. There are no P waves. No ectopic beats are present.
PR: ---, QRs: .08, QT: .32 sec.
5.
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| 1st degree block with sinus arrhythmia |
The rhythm is irregular with a rate of 70/min. Upright P waves are found before each QRS. The PR interval is prolonged. PR: .26 sec, QT: .14 sec, QT: .44 sec.
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