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SHARP ECG TEST Exam Study Guide Review
1. SA node: 60-100 bpm
2. AV node: 40-60 bpm
3. Purkinje fibers: 30-40 bpm
4. P wave: <0.10 sec
5. PR interval: 0.12-0.20 sec
6. QRS: 0.04-0.10 sec
7. ST: FLAT
8. T: <5mm
9. Sinus Arrest: Does not resume on time after pause
10. Sinus Block: Resumes on time after pause
11. PAC: Premature Atrial Complex: -Usually a beat occurs too soon
-Narrow QRS -Upright P wave
12. Junctional Rhythm: 40-
60 P waves are INVERTED/HIDDEN
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13. Accelerated Junctional Rhythm: 60-100 P
waves are INVERTED/HIDDEN
14. Junctional Tachycardia: 100-
P waves are INVERTED/HIDDEN
15. NSR: Regular: 72 bpm
16. Sinus Bradycardia: Regular: 42 bpm
17. Sinus Tachycardia: Regular: 125 bpm
18. NSR: Regular: 66 bpm
19. NSR: Regular: 88 bpm
20. Sinus Bradycardia: Irregular: 40 bpm
21. Sinus Arrhythmia: Regular: 80 bpm
22. NSR w/ Sinus Arrest: Regular: 60 bpm
-(R-R regularity) DOES NOT RESUME AFTER PAUSE
23. NSR w/ Sinus Block: Regular: 72 bpm
24. NSR w/ Sinus Arrest w/ ST Depression: 88 bpm
-Regular-Irregular, after pause
25. Sinus Tachycardia: Regular: 107 bpm
4 / -Consistent PRI with sudden beat dropped
40. 2nd Degree Block T1: Regular: 50 bpm
-PRI gradually lengthens until it drops
41. 3rd Degree: Regular: 23 bpm
-There's no association with P's and QRS complex
42. 3rd Degree: Regular: 34 bpm
-There's no association with P's and QRS complex
43. Ventricular Tachycardia: Regular: 167 bpm
44. NSR w/ PVC: Regular: 75 bpm
45. Ventricular Fibrilation: Irregular/Chaotic
46. Iodioventricular: Regular: 42 bpm
47. Asystole: Absence of contractions of the heart
48. Torsades de pointes: Regular: 250 bpm
50. Pulseless Electrical Activity (PEA): Regular: 72 bpm
49. Accelerated Idioventricular: Regular: 84 bpm
5 / -Also described as a "condition"
51. Pericardium: Outermost layer of the heart
52. Myocardium: Middle muscular layer of the heart
53. Endocardium: Inner layer of the heart
54. Atrial Depolarization: P wave
55. Ventricular Deporlarization: QRS Complex
56. Ventricular Repolarization: T wave
57. Horizontal:
One small box: 0.04 sec
58. Horizontal:
One large box: 0.20 sec
59. Vertical:
One large box: 0.5 v
60. ECG waveform: Impulses traveling toward a POSITIVE electrode show a POSITIVE deflection from the isoelectric
