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Cards In This Set
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The PR intercals or conducted beats are equal, but some P's are blocked.
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2 Degree AV Block (Mobitz II)
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P-Wave strikes AV during refractory period, and is not conducted.
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Non-Conducted PAC
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Widening and distortion of QRS. Normal P wave, PR may be shortened.
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Fusion Beat
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QRS > or equal to .12
Leads V1, or V2, or V3 RSR (slur)
Lead 1 (biphasic with term. S-wave)
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RBBB
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QRS < or equal to .12
RSR Lead V4 or V5 or V6 (slur)
Lead 1 (all upright with slur).
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LBBB
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Rhythm- Regular
Ratio P: QRS is 1:1
Rate 60-100 bpm PR .12-.20 QRS < .10
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Normal Sinus Rhythm
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Rate less than 60 BPM
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Sinus Bradycardia
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PR Interval greater than .20
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1 Degree AV BLock
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No P-waves
Quivering baseline, Irregularly-irregular rhythm
QRS Normal
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Atrial Fibrillation
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Inverted or sometimes absent P waves
Rate 40-60
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Junctional Rhythm
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Spontaneous beats which occur earlier in the cycle than expected.
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Premature Beats (PAC, PVC, PJC).
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Spontaneous beats after long pauses.
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Escape beats
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Rhythm may be irregular, QRS is greater than .12, QRS wide and bizzare. Rate is 150-250.
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V Tach
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Random electrical discharge of ventricles.
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V Fib
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20-40 bpm
QRS wide-bizzar.
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Idioventricular Rhythm
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