AACN Telemetry questions with complete solutions 2023

AACN Telemetry questions with complete solutions 2023.04 - correct answer number of seconds of 1 small box .20 - correct answer number of seconds of 1 large box 3 - correct answer tic mark every ___ seconds 0.06-0.10 - correct answer QRS complex 0.30-0.44 - correct answer QT interval R prime - correct answer subsequent upward P waves, PR interval, QRS duration, rate, regularity - correct answer 5 things to look at for every ECG 300, 150, 100, 75, 60, 50 - correct answer what is the HR if a QRS wave is ___ boxes from another QRS wave for 1 box? 2 boxes? 3 boxes? 4 boxes? 5 boxes? 6 boxes? 5 - correct answer how many little boxes per big box? sinus or atrial pacemaker - correct answer if a P wave is present, that means.... junctional or ventricular pacemaker - correct answer if a P wave is absent that means.... sinus or atrial - correct answer if the P wave is normal, same axis as QRS it means... retrograde from AV or ventricle - correct answer if the P wave is not normal, different axis as QRS it means... 1 pacemaker - correct answer if all P waves are alike that means.. multiple automaticity foci - correct answer if the P waves are not alike that means... sinus or atrial pacemaker - correct answer it there is a P wave before each QRS that means... junctional or ventricular pacemaker - correct answer if there is not a P wave before each QRS that menas... no AV dissociation (no 2nd or 3rd degree AV block) - correct answer if ther is a QRS after each P wave that means.... AV dissociation (2nd or 3rd degree AV block) - correct answer if there is not a QRS after each P wave that means.... no AV block - correct answer if the PR interval is normal, that means.... 1st degree AV block - correct answer if the PR interval is consistently increased.... 2nd degree AV block type I (Wenckebach) - correct answer if the PR interval progressively increases, that means.... 3rd degree AV block - correct answer if the PR interval is totally variable that means... supraventricular origin - correct answer if the QRS is narrow, ( < .12 sec) that means ventricular - correct answer if the QRS is > .12 second that means torsade de pointes - correct answer if the QT is > .4 seconds this will lead to.... increases, decreases - correct answer HR (increases/decreases) with inspiration and (increases/decreases) with expiration for sinus arrhythmia sinus arrhythmia - correct answer sinus arrhythmia - correct answer Rate: normal regularity: irregular P waves: normal PR interval: .12-.20 seconds QRS duration: .04-.12 seconds sinus bradycardia - correct answer SA node is depolarizing slower than normal, impulse is conducted normally sinus bradycardia - correct answer sinus bradycardia - correct answer Rate: <60 MP regularity: regular