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IBHRE CEPS SVT and VT Exam with complete solutions 2024/2025, Exams of Nursing

Sentara School of Health ProfessionsNursing

Recurrent AF - ANSWER-2+ episodes of AF Paroxysmal AF - ANSWER-self terminating episodes of AF, generally less than 7 days Persistent AF - ANSWER-Episodes of AF that is sustained over 7 days, generally require cardioversion Permanent AF - ANSWER-Failed cardioversion or sustained AF over 1 year, further attempts to convert the rhythm are deemed futile Irregular wavefront becomes fractionated as it divides into smaller, independent daughter wavelets - ANSWER-Describe the Multiple Wavelet Theory of AF One dominant circuit that collides with anatomical obstacles and breaks into smaller wavelets - ANSWER-Describe the Mother Circuit theory of AF Multiple foci from pulmonary veins enter the LA at a rapid rate, and some tissue fails to conduct in a 1:1 manner, leading to AF - ANSWER-Describe the Foca

Typology: Exams

2024/2025

Available from 10/18/2024

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IBHRE CEPS SVT and VT Exam with
complete solutions 2024/2025
Recurrent AF - ANSWER-2+ episodes of AF
Paroxysmal AF - ANSWER-self terminating episodes of AF, generally less than 7
days
Persistent AF - ANSWER-Episodes of AF that is sustained over 7 days, generally
require cardioversion
Permanent AF - ANSWER-Failed cardioversion or sustained AF over 1 year,
further attempts to convert the rhythm are deemed futile
Irregular wavefront becomes fractionated as it divides into smaller, independent
daughter wavelets - ANSWER-Describe the Multiple Wavelet Theory of AF
One dominant circuit that collides with anatomical obstacles and breaks into
smaller wavelets - ANSWER-Describe the Mother Circuit theory of AF
Multiple foci from pulmonary veins enter the LA at a rapid rate, and some tissue
fails to conduct in a 1:1 manner, leading to AF - ANSWER-Describe the Focal
Drivers theory of AF
AF - ANSWER-Most common clinical arrhythmia
1 out of 6 - ANSWER-How many strokes are due to AF?
3-4 weeks - ANSWER-AF lasting more than 48 hours should have ___ (time)
Warfarin prior to and following cardioversion
2.5 - ANSWER-Target INR following Warfarin before cardioversion
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Partial preview of the text

Download IBHRE CEPS SVT and VT Exam with complete solutions 2024/2025 and more Exams Nursing in PDF only on Docsity!

IBHRE CEPS SVT and VT Exam with

complete solutions 2024/

Recurrent AF - ANSWER-2+ episodes of AF Paroxysmal AF - ANSWER-self terminating episodes of AF, generally less than 7 days Persistent AF - ANSWER-Episodes of AF that is sustained over 7 days, generally require cardioversion Permanent AF - ANSWER-Failed cardioversion or sustained AF over 1 year, further attempts to convert the rhythm are deemed futile Irregular wavefront becomes fractionated as it divides into smaller, independent daughter wavelets - ANSWER-Describe the Multiple Wavelet Theory of AF One dominant circuit that collides with anatomical obstacles and breaks into smaller wavelets - ANSWER-Describe the Mother Circuit theory of AF Multiple foci from pulmonary veins enter the LA at a rapid rate, and some tissue fails to conduct in a 1:1 manner, leading to AF - ANSWER-Describe the Focal Drivers theory of AF AF - ANSWER-Most common clinical arrhythmia 1 out of 6 - ANSWER-How many strokes are due to AF? 3 - 4 weeks - ANSWER-AF lasting more than 48 hours should have ___ (time) Warfarin prior to and following cardioversion 2.5 - ANSWER-Target INR following Warfarin before cardioversion

1.7 - ANSWER-An INR less than ___ doubles the risk of stroke during cardioversion CHADS Score - ANSWER-Measure that is an assessment of stroke risk 2 points - ANSWER-How many points does a prior stroke add to CHADS Score? Age over 75 years, hypertension, diabetes, CHF - ANSWER-Name four 1 point contributors to CHADS Score 3 - ANSWER-A CHADS Score of ___ or more should receive Warfarin as the patient is deemed at high risk of stroke Goal of resting HR 60-80 BPM, active HR 90-110 BPM, with an average of 100BPM or less

  • achieved through beta blockers, amiodarone, AVN + PPM - ANSWER-What is rate control and how is it achieved? Goal is to reduce symptoms, prevent stroke, and avoid tachycardia induced cardiomyopathy
  • achieved through conversion to sinus (electrical/chemical cardioversion), then maintenance of sinus - ANSWER-What is rhythm control and how is it achieved? 5 half lives - ANSWER-How long should an antiarrhythmic drug be stopped before ablation? 300 - 350 seconds, every 30 minutes - ANSWER-Target ACT during AF ablation and frequency checked 100 units/kg - ANSWER-Dosage for heparin for AF ablation Less than 200 seconds - ANSWER-What ACT should be seen before sheaths are pulled following an AF procedure? 2 - 3 months - ANSWER-How long should Warfarin be continued following an AF ablation?
  • chronotropic - ANSWER-Isoproterenol's effect on the heart Vasodilation - ANSWER-Isoproterenol's effect on skeletal muscle Lowers diastolic BP, raises systolic BP - ANSWER-Isoproterenol's effect on blood pressure Tendon of Todaro - ANSWER-The fast pathway is located along the ___ Anteriorly, advance - ANSWER-While ablating the slow pathway, look for a low amplitude A, starting on the atrial aspect of the tricuspid annulus moving ___ and ___ ablation Less than 130 BPM for junctional tachycardia Over 140 BPM for AVNRT - ANSWER-Heart rate associated with junctional tachycardia and AVNRT 30 minutes - ANSWER-Ideal wait period for AVNRT Men - ANSWER-Gender more prone to AVRT (2x) 0.1-0.3% - ANSWER-Incidence of AVRT in general population AF turning to VF Multiple pathways Shortest pre-excited R-R less than 250ms - ANSWER-Three examples of high risk AVRT Less than 120 ms - ANSWER-PR interval in WPW 50 - 60% - ANSWER-% of AVRT that is left lateral free wall 25% - ANSWER-% of AVRT that is posteroseptal 15 - 20% - ANSWER-% of AVRT that is right lateral free wall Class Ia - ANSWER-Drugs most often prescribed for AVRT 95% - ANSWER-% of AVRT that is orthodromic

35% - ANSWER-Orthodromic AVRT is % of all SVT 50/50 - ANSWER-Orthodromic AVRT is % manifest and % concealed 60% - ANSWER-% of bypass tracts conduct bidirectionally Rapid sodium channels (AVN only has slow calcium channels) - ANSWER-Accessory pathways conduct faster than the AVN due to ___ VAAV - ANSWER-Ventricular Overdrive Pacing will yield a ___ response during AT Ventricle - ANSWER-Atrial Tachycardia usually terminates in the ___ Does not - ANSWER-AV Block (does/does not) affect AT 83% - ANSWER-% of AT arise in RA 2/3 - ANSWER-% of RA ATs are from the crista terminalis Abrupt - ANSWER-Termination of AT on ablation is generally ____ PVC - ANSWER-Most common arrhythmia after MI VF - ANSWER-Most common arrhythmia leading to SCD LVEF < 30% - ANSWER-Most powerful indicator of SCD 62% - ANSWER-___% of sudden cardiac death due to VF Verapamil sensitive fascicular VT - ANSWER-Most ordinary form of idiopathic VT in LV Left posterior fascicle - ANSWER-Most common form of verapamil sensitive fascicular VT

  • H before every V (H-H is the driver)
  • visible LBBB
  • monomorphic - ANSWER-3 main characteristics of Bundle Branch Reentry VT