ANSWERS & RATIONALES || LATEST ACTUAL EXAM || FULLY UPDATED
|| A+ GRADED
Couplet - CORRECT ANSWERS-2 PVCs together
Triplet - CORRECT ANSWERS-3 PVCs together
Multifocal - CORRECT ANSWERS-Multiple shapes
Monomorphic V Tach - CORRECT ANSWERS-Same Shapes V Tach
Polymorphic V Tach - CORRECT ANSWERS-Different Shapes V tach
Coarse V Fib - CORRECT ANSWERS-Chopy but not as high as polymorphic V tach
Fine V Fib - CORRECT ANSWERS-Fine and fibrillatory
Idioventricular Rhythms - CORRECT ANSWERS-Only purkinje fibers firing
WIDE QRS always
Atrially Paced - CORRECT ANSWERS-Spike comes before P
Ventricularly Paced - CORRECT ANSWERS-Spike comes before QRS and QRS will be wide
AV Paced - CORRECT ANSWERS-Spike before P and before QR
, Failure to Capture - CORRECT ANSWERS-Spikes with no QRS
A fib RVR - CORRECT ANSWERS-IRREGULAR
Ventricular rate: 100-175
P wave: unable to see
PR Interval: N/A
QRS <0.12 sec
Atrial Flutter - CORRECT ANSWERS-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
Supraventricular Tachycardia - CORRECT ANSWERS-Regular
Rate: 150-350
P wave: Hidden in QRS or T wave
PR: unable to determine
QRS: <0.12 sec
Junctional Rhythm - CORRECT ANSWERS-Regular
Rate: 40-60
P Wave: ABSENT or INVERTED
PR Interval: None or <0.12
QRS: <0.12 sec
Accelerated Junctional Rhythm - CORRECT ANSWERS-Regular
Rate: 60-100