Relias Dysrhythmia Basic A -exam questions with answers | Exams Nursing | Docsity (2024)

Download Relias Dysrhythmia Basic A -exam questions with answers and more Exams Nursing in PDF only on Docsity! Relias Dysrhythmia Basic A -exam questions with answers Normal sinus rhythm - ANSWER: ✔✔Regular Rate: 60-100 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Bradycardia - ANSWER: ✔✔Regular Rate: <60 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Sinus Tachycardia - ANSWER: ✔✔Regular Rate: 100-150 P Wave: Present, upright PR Interval: 0.12-0.20 sec QRS: <0.12 sec Premature Atrial Contraction - ANSWER: ✔✔IRREGULAR Rate: depends on underlying rhythm P wave: Present or hidden in T wave PR Interval: 0.12-0.20 sec QRS: <0.12 sec Atrial Fibrillation - ANSWER: ✔✔IRREGULAR Atrial rate: UNMEASURABLE Ventricular rate: variable P wave: unable to see PR Interval: N/A QRS: <0.12 sec A fib RVR - ANSWER: ✔✔IRREGULAR Ventricular rate: 100-175 P wave: unable to see PR Interval: N/A QRS <0.12 sec Atrial Flutter - ANSWER: ✔✔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 - ANSWER: ✔✔Regular Rate: 150-350 P wave: Hidden in QRS or T wave PR: unable to determine QRS: <0.12 sec Junctional Rhythm - ANSWER: ✔✔Regular Rate: 40-60 P Wave: ABSENT or INVERTED PR Interval: Progressively longer until drop (PR interval longer and longer until drop) QRS: <0.12 sec Husband stays late till 9, then 11, then 1, then doesn't come home at all 2nd Degree AV Block Type II - ANSWER: ✔✔Irregular or regular Rate: <60 P wave: Present, upright PR Interval: PR interval consistently LONGER like type 1 but then a QRS will drop QRS: <0.12 sec Husband stays late till 9 consistently, then wife goes out and doesn't come home 3rd Degree AV Block - ANSWER: ✔✔Atrials and ventricles don't communicate Rate: regular atrial P wave: Present, upright No relationship between P waves and QRS PR Interval: VARIABLE QRS: variable P-P ad R-R consistent but NO correlation Husband and wife live separate lives and don't communicate SA Node - ANSWER: ✔✔1st 60-100 AV Node - ANSWER: ✔✔2nd 40-60 Bundle of His - ANSWER: ✔✔3rd 40-45 Right and Left Bundle Branches - ANSWER: ✔✔4th 40-45 Purkinje Fibers - ANSWER: ✔✔5th 20-50 1 Small Box - ANSWER: ✔✔0.04 sec 1 Big Box - ANSWER: ✔✔0.20 sec Junctional Rhythms - ANSWER: ✔✔SA Node DID NOT FIRE AV Node fired NO P WAVE bc SA node didn't fire Narrow QRS P Wave - ANSWER: ✔✔Amplitude 0.5-2.5 mm Will be shorter than T wave Shows firing of SA node QRS - ANSWER: ✔✔0.06-0.10 sec SHOULD BE <0.12 sec Wide QRS: delay in ventricular contraction, delay of conduction through bundle branches or purkinje fibers BUNDLE BRANCH BLOCK or BLOCK IN PURKINJE FIBERS (idioventricular) Calculate Regular Rate - ANSWER: ✔✔1500/ # boxes R-R Calculate Irregular Rate - ANSWER: ✔✔# of Rs in 6 sec strip X 10 Unifocal PVCs - ANSWER: ✔✔Only 1 shape PVC Bigeminy - ANSWER: ✔✔PVC occurs every OTHER beat Trigeminy - ANSWER: ✔✔PVC occurs every THIRD beat Couplet - ANSWER: ✔✔2 PVCs together Triplet - ANSWER: ✔✔3 PVCs together Multifocal - ANSWER: ✔✔Multiple shapes Monomorphic V Tach - ANSWER: ✔✔Same Shapes V Tach Polymorphic V Tach - ANSWER: ✔✔Different Shapes V tach Coarse V Fib - ANSWER: ✔✔Chopy but not as high as polymorphic V tach Fine V Fib - ANSWER: ✔✔Fine and fibrillatory Idioventricular Rhythms - ANSWER: ✔✔Only purkinje fibers firing WIDE QRS always Atrially Paced - ANSWER: ✔✔Spike comes before P