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RYTHYM RULES
| Question | Answer |
|---|---|
| NSR Rate | 60-100 |
| NSR P wave | 1:1 |
| NSR PRI | 0.12-0.20 |
| NSR QRS | less than 0.12 |
| 1st degree block rate | underlying |
| 1st degree block rhythm | underlying |
| 1st degree block PRI | greater than 0.20 |
| 1st degree block QRS | less than 0.12 |
| idioventricular rate | 20-40 bpm |
| idioventricular P wave | none |
| idioventricular PRI | none |
| idioventricular QRS | wide and bizarre, greater than 0.12 |
| PVC P wave | none in the PVC complex |
| PVC QRS | wide and bizarre, greater than 0.12 |
| PVC T wave | opposite direction of the QRS |
| V TACH RATE | 150-250 |
| V FLUTTER RATE | GREATER THAN 250 |
| V TACH P WAVE | NONE |
| V TACH PRI | NONE |
| V TACH QRS | GREATER THAN 0.12, WIDE AND BIZARRE |
| WENKEBACH TYPE I, 2nd DEGREE RATE | normal atrial, ventrical slower |
| WENKEBACH TYPE I, 2nd DEGREE RYTHM | irregular |
| WENKEBACH TYPE I, 2nd DEGREE PRI | gets progressively longer |
| WENKEBACH TYPE I, 2nd DEGREE QRS | less than 0.12 |
| WENKEBACH TYPE I, 2nd DEGREE P WAVE | more P waves than QRS |
| COMPLETE HEART BLOCK RATE | ATRIAL RATE NORMAL, VENT RATE SLOWER |
| COMPLETE HEART BLOCK RYTH | REGULAR |
| COMPLETE HEART BLOCK P WAVE | more P than QRS, looks normal |
| COMPLETE HEART BLOCK PRI | none |
| COMPLETE HEART BLOCK QRS if junctional foci | less than 0.12 |
| COMPLETE HEART BLOCK QRS if ventricular foci | greater than 0.12 |
| ATRIAL TACH RATE | 150-250 |
| ATRIAL TACH RHY | REG |
| ATRIAL TACH P WAVES ratio | 1:1 |
| ATRIAL TACH P WAVES APPEARANCE | FLAT OR NOTCHED |
| ATRIAL TACH PRI | 0.12-0.20 |
| ATRIAL TACH QRS | LESS THAN 0.12 |
| ATRIAL FLUTTER RATE | 60-100 |
| ATRIAL FLUTTER RHY | REG OR IRREG |
| DOES A FLUTTER HAVE P WAVES OR F WAVES | F WAVES |
| A FLUTTER QRS | LESS THAN 0.12 |
| WANDERING PACER RYTH | SLIGHTLY IRREG |
| DOES THE WANDERING PACER HAVE NORMAL APPEARING P WAVES? | NO |
| WANDERING PACER PRI | VARIES, LESS THAN 0.20 |
| WANDERING PACER QRS | LESS THAN 0.12 |
| ACCELERATED JUNCTIONAL RHYTHM RATE | 60-100 |
| ACCELERATED JUNCTIONAL RHYTHM P WAVES | BEFORE OR AFTER, INVERTED |
| ACCELERATED JUNTIONAL RHYTHM PRI | 0.12-0.20 |
| ACCELERATED JUNCTIONAL RHYTHM QRS | LESS THAN 0.12 |
| JUNCTIONAL TACH RATE | REG |
| JUNCTIONAL TACH RHY | 100-180 |
| JUNCTIONAL TACH P WAVE | INVERTED |
| JUNCTIONAL TACH PRI | GREATER THAN 0.12 |
| JUNCTIONAL TACH QRS | LESS THAN 0.12 |
| PJC P WAVES | P WAVE WILL BE INVERTED IF PRESENT |
| PJC QRS | LESS THAN 0.12 |
| JUNCTIONAL ESCAPE RHY REASON | RETROGRADE CONDUCTION OF ATRIA |