Advanced Arrhythmia Exam Prep Questions With
Correct Answers
1. what does each small box represent: .Ans- 04 seconds
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2. what does 1 large box (5 small boxes) represent: . Ans- 20 seconds
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3. what do 5 large boxes represent: Ans- 1 second
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4. primary pacemaker: Ans- SA node w/expected firing rat of 60-100 bpm
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5. backup pacemaker: Ans- AV node w/expected firing rate of 40-60 bpm
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6. final pacemaker: Ans- ventricles w/expected firing rate less than 40 bpm
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7. a normal PR interval is: . Ans- 12-.20 seconds
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8. a normal QRS interval is: < . Ans- 12 seconds (.04-.11)
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9. a normal QT interval is: . Ans- 36-.44 seconds
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10. the ST segment should be
|| || || || with the || : Ans- level w/ the baseline
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11. ST segment elevation and depression is an indication of: Ans- ischemia or
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injuryto the heart
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12. what does P wave represent on the ECG: Ans- atrial depolarization
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13. what does P wave represent on the ECG: Ans- ventricular depolarization
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14. what does P wave represent on the ECG: repolarization of ventricles
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15. rhythms that originate above the ventricles normally have a
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|| QRS complex: Ans- narrow QRS complex
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16. rhythms that originate in the ventricles normally have a
| || || | || || | || QRS complex- ||
1 ||/ ||4
, : Ans- wide QRS complex
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17. A Flutter: rate: 250 - 350 bpm HR || || | || || || ||
|| varies!!regularity: regular or irregular | | || ||
P waves: "think of a shark fin or waves"
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|| PR: not applicable - you don't measure
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|| itQRS: < .12 secs
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18. A Fib: rate: fast & || | | ||
|| unmeasurableregularity: irregular | |
P wave: NON. wavy baseline btwn QRS
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|| insteadPR: not applicable - you don't measure it | | || || || || || ||
QRS: <.12 secs | ||
19. (1*AVB): NO DROPPED | ||
|| QRSPR interval > .20 secs | || || || ||
20. (2*AVB): PR wave gets longer + longer UNTIL QRS is DROPP ED | || || || || || || || || ||
21. 2*AVB type 2: PR intervals remain constant, but some QRS is D ROPPED || || || || || || || || || || ||
22. 3*AVB: rate: 60 - 100 HRPR
| || | || || || |
|| intervals vary ||
R-R constant, P-P constant || || ||
some QRS complexes are DROPPED || || || ||
2 ||/ ||4
Correct Answers
1. what does each small box represent: .Ans- 04 seconds
|| || || || || || || ||
2. what does 1 large box (5 small boxes) represent: . Ans- 20 seconds
|| || || || || || || || || || || ||
3. what do 5 large boxes represent: Ans- 1 second
|| || || || || || || ||
4. primary pacemaker: Ans- SA node w/expected firing rat of 60-100 bpm
|| || || || || || || || || || ||
5. backup pacemaker: Ans- AV node w/expected firing rate of 40-60 bpm
|| || || || || || || || || ||
6. final pacemaker: Ans- ventricles w/expected firing rate less than 40 bpm
|| || || || || || || || || ||
7. a normal PR interval is: . Ans- 12-.20 seconds
|| || || || || || || ||
8. a normal QRS interval is: < . Ans- 12 seconds (.04-.11)
|| || || || || || || || || ||
9. a normal QT interval is: . Ans- 36-.44 seconds
|| || || || || || || ||
10. the ST segment should be
|| || || || with the || : Ans- level w/ the baseline
|| || || || ||
11. ST segment elevation and depression is an indication of: Ans- ischemia or
|| || || || || || || || || || || ||
injuryto the heart
|| | || ||
12. what does P wave represent on the ECG: Ans- atrial depolarization
|| || || || || || || || || ||
13. what does P wave represent on the ECG: Ans- ventricular depolarization
|| || || || || || || || || ||
14. what does P wave represent on the ECG: repolarization of ventricles
|| || || || || || || || || ||
15. rhythms that originate above the ventricles normally have a
|| || || || || || || || || ||
|| QRS complex: Ans- narrow QRS complex
|| || || || ||
16. rhythms that originate in the ventricles normally have a
| || || | || || | || QRS complex- ||
1 ||/ ||4
, : Ans- wide QRS complex
|| || || || ||
17. A Flutter: rate: 250 - 350 bpm HR || || | || || || ||
|| varies!!regularity: regular or irregular | | || ||
P waves: "think of a shark fin or waves"
|| || || || || || || ||
|| PR: not applicable - you don't measure
| || || || || ||
|| itQRS: < .12 secs
| || || ||
18. A Fib: rate: fast & || | | ||
|| unmeasurableregularity: irregular | |
P wave: NON. wavy baseline btwn QRS
|| | | || || ||
|| insteadPR: not applicable - you don't measure it | | || || || || || ||
QRS: <.12 secs | ||
19. (1*AVB): NO DROPPED | ||
|| QRSPR interval > .20 secs | || || || ||
20. (2*AVB): PR wave gets longer + longer UNTIL QRS is DROPP ED | || || || || || || || || ||
21. 2*AVB type 2: PR intervals remain constant, but some QRS is D ROPPED || || || || || || || || || || ||
22. 3*AVB: rate: 60 - 100 HRPR
| || | || || || |
|| intervals vary ||
R-R constant, P-P constant || || ||
some QRS complexes are DROPPED || || || ||
2 ||/ ||4
