NUR 3225 CH1 ECG Rhythm Review
NUR 3225 CH1: ECG Rhythm Review
Study online at https://quizlet.com/_ixr6hi
1. What is the most important rule Assess and treat the patient, not the monitor.
when managing dysrhythmias?
2. What are the first priorities Assess symptoms, give oxygen, monitor oxygen saturation,
when a dysrhythmia is detect- monitor BP and HR, start IV if needed, notify provider.
ed?
3. What are the five steps to inter- Determine rate, determine rhythm regularity, assess P
pret a rhythm strip? waves, measure PR interval, measure QRS duration.
4. What is a normal heart rate? 60-100 bpm.
5. What PR interval is normal? 0.12-0.20 seconds.
6. What QRS duration is normal? 0.06-0.12 seconds.
7. What does the P wave repre- Atrial depolarization.
sent?
8. What does the QRS complex rep- Ventricular depolarization and atrial repolarization.
resent?
9. What does the T wave repre- Ventricular repolarization.
sent?
10. What type of ECG rhythm is this? Normal Sinus Rhythm (NSR).
11. What defines normal sinus Rate 60-100 bpm, regular rhythm, P wave before every QRS,
rhythm? normal PR interval, normal QRS.
12. Is treatment required for NSR? No treatment required.
13. What type of ECG rhythm is this? Sinus Bradycardia.
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, NUR 3225 CH1 ECG Rhythm Review
NUR 3225 CH1: ECG Rhythm Review
Study online at https://quizlet.com/_ixr6hi
14. What defines sinus bradycardia? Rate less than 60 bpm, regular rhythm, P wave before each
QRS, normal PR and QRS.
15. When is sinus bradycardia nor- In well-conditioned athletes.
mal?
16. What symptoms suggest unsta- Hypotension, pale cool skin, dizziness, syncope, chest pain,
ble bradycardia? confusion.
17. How is symptomatic sinus Atropine or pacing.
bradycardia treated?
18. What type of ECG rhythm is this? Sinus Tachycardia.
19. What defines sinus tachycardia? Rate greater than 100 bpm, regular rhythm, P before every
QRS, normal PR and QRS.
20. What commonly causes sinus SNS stimulation, anxiety, pain, fever, caffeine, dehydration.
tachycardia?
21. What is the treatment for sinus Treat the underlying cause.
tachycardia?
22. What type of ECG rhythm is this? Supraventricular Tachycardia (SVT).
23. What defines SVT? HR greater than 150 bpm, regular rhythm, P waves often not
visible, narrow QRS.
24. What symptoms occur with SVT? Palpitations, dizziness, hypotension, anxiety, chest pain.
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NUR 3225 CH1: ECG Rhythm Review
Study online at https://quizlet.com/_ixr6hi
1. What is the most important rule Assess and treat the patient, not the monitor.
when managing dysrhythmias?
2. What are the first priorities Assess symptoms, give oxygen, monitor oxygen saturation,
when a dysrhythmia is detect- monitor BP and HR, start IV if needed, notify provider.
ed?
3. What are the five steps to inter- Determine rate, determine rhythm regularity, assess P
pret a rhythm strip? waves, measure PR interval, measure QRS duration.
4. What is a normal heart rate? 60-100 bpm.
5. What PR interval is normal? 0.12-0.20 seconds.
6. What QRS duration is normal? 0.06-0.12 seconds.
7. What does the P wave repre- Atrial depolarization.
sent?
8. What does the QRS complex rep- Ventricular depolarization and atrial repolarization.
resent?
9. What does the T wave repre- Ventricular repolarization.
sent?
10. What type of ECG rhythm is this? Normal Sinus Rhythm (NSR).
11. What defines normal sinus Rate 60-100 bpm, regular rhythm, P wave before every QRS,
rhythm? normal PR interval, normal QRS.
12. Is treatment required for NSR? No treatment required.
13. What type of ECG rhythm is this? Sinus Bradycardia.
1/7
, NUR 3225 CH1 ECG Rhythm Review
NUR 3225 CH1: ECG Rhythm Review
Study online at https://quizlet.com/_ixr6hi
14. What defines sinus bradycardia? Rate less than 60 bpm, regular rhythm, P wave before each
QRS, normal PR and QRS.
15. When is sinus bradycardia nor- In well-conditioned athletes.
mal?
16. What symptoms suggest unsta- Hypotension, pale cool skin, dizziness, syncope, chest pain,
ble bradycardia? confusion.
17. How is symptomatic sinus Atropine or pacing.
bradycardia treated?
18. What type of ECG rhythm is this? Sinus Tachycardia.
19. What defines sinus tachycardia? Rate greater than 100 bpm, regular rhythm, P before every
QRS, normal PR and QRS.
20. What commonly causes sinus SNS stimulation, anxiety, pain, fever, caffeine, dehydration.
tachycardia?
21. What is the treatment for sinus Treat the underlying cause.
tachycardia?
22. What type of ECG rhythm is this? Supraventricular Tachycardia (SVT).
23. What defines SVT? HR greater than 150 bpm, regular rhythm, P waves often not
visible, narrow QRS.
24. What symptoms occur with SVT? Palpitations, dizziness, hypotension, anxiety, chest pain.
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