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21 Cards in this Set
- Front
- Back
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Slurred S Wave |
Downward projection of S wave. Still normal sinus |
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Sinus arrythmia |
Looks kike normal sinus but is irregular. Related to respiration. (Normal pediatric variant) |
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Sinus arrest |
Normal sinus with a dropped beat. Sinus brady or tachy |
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Foci |
One or multiple cells that are sending impulses |
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Compensatory pause |
Space where a beat should have been |
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Discoordinate |
QRS and ST interval going opposite way |
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Irregularly irregular |
No pattern to irregularity. "Chaos" Large number of foci |
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Retrograde depolarization |
Impulse fires backwards |
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Terminal R wave |
R wave that died |
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Parasympathetic blocker (atropine) |
Speed heart |
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Sympathetic agent (norepi) |
Increase BP, little effect on heart rate |
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Sympathetic agent (isoproterenol) |
Increase CO and dilate bronchi |
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Monomorphic |
One common shape of QRS complex |
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Polymorphic |
QRS complex vary in height and alternating pattern. (Torsades de pointes) |
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Unifocal PVC |
Originate from same spot in ventricles and appear the same |
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Multifocal PVC |
Two or more ventricular complexes with different appearances. More than 1 focus that is initiating ventricular impulses |
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Couplet |
2 PVC that occur together |
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Bigeminy |
PVC that occur regularly in a rhythm |
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Rapid ventricular response (RVR) |
Response rate over 100 |
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Preexcitation |
Early depolarization of ventricular tissuedue to accessory pathway btwn atria and ventricles |
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Delta wave |
Indicates early departure from PR segment as a result of conduction through accessory pathway |
