Answers,Upgraded
1. Normal sinus Regular
rhythm Rate: 60-100
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
2. Sinus Bradycar- Regular
dia Rate: <60
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
3. Sinus Tachycar- Regular
dia Rate: 100-150
P Wave: Present, upright
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
4. Premature Atrial IRREGULAR
Contraction Rate: depends on underlying rhythm
P wave: Present or hidden in T wave
PR Interval: 0.12-0.20 sec
QRS: <0.12 sec
5. Atrial Fibrillation IRREGULAR
Atrial rate: UNMEASURABLE
Ventricular rate: variable
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, P wave: unable to see
PR Interval: N/A
QRS: <0.12 sec
6. A fib RVR IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec
7. Atrial Flutter Usually REGULAR can be irregular
Atrial rate: 250-350
Ventricular rate: variable BUT < atrial rate
P Wave: Flutter
PR Interval: N/A
QRS: <0.12 sec
8. Supraventricular Regular
Tachycardia Rate: 150-350
P wave: Hidden in QRS or T wave
PR: unable to determine
QRS: <0.12 sec
9. Junctional Regular
Rhythm Rate: 40-60
P Wave: ABSENT or INVERTED
PR Interval: None or <0.12
QRS: <0.12 sec
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