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SHARP ECG TEST EXAM QUESTIONS AND ANSWERS
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SHARP ECG TEST EXAM QUESTIONS AND ANSWERS
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SHARP ECG TEST EXAM QUESTIONSAND ANSWERS
tachycardia and bradycardia - Answer->100 bpm
<60 bpm
Bigeminy - Answer-every other complex is a PVC
Trigeminy - Answer-pattern in which every third complex is a premature beat
Premature Junctional Contraction (PJC) - Answer-Rate: Normal or accelerated
P wave: inverted or absent
QRS: normal
Conduction: normal
rhythm: irregular: PICs occur early in cycle of baseline rhythm
-an ectopic pacemaker in the AV Junction produces PJC's
-may occur in heatlhy or diseased hearts
-if occasional, insignificant
Premature Atrial Contraction (PAC) - Answer-Heart Rate: Depends on underlying
rhythm
Regularity: Interrupts the regularity of underlying rhythm
P-Wave: can be flattened, notched, or unusual. May be hidden within the T wave
PRI: measures between .12-.20 seconds and can be prolonged; can be different from
other complexes
QRS: <.12 seconds
Characteristics of Ventricular Tachycardia - Answer-Wide an bizarre QRS complex,
greater than 100 beats per minute, absent P waves, no PRI, can be monomorphic or
polymorphic
SA node rate - Answer-60-100 bpm
AV node rate - Answer-40-60 bpm
Prukinje fiber rate - Answer-15-40bpm
Accelerated Junctional Rhythm - Answer-regular rhythm, rate 60-100, p waves inverted
or occur before during or after QRS, PRI measured if p before QRS <0.12
AV Blocks - Answer-AV blocks are identified as a delay or interruption of the electrical
impulse conduction beyond the AV node. It is evaluated by measuring the PR interval in
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