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CEPS IBHRE Exam 2024 Actual Exam Latest Update Questions and Correct Answers Rated A+
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CEPS IBHRE Exam 2024 Actual Exam Latest Update Questions and Correct Answers Rated A+
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CEPS IBHRE Exam 2024 Actual ExamLatest Update Questions and Correct
Answers Rated A+
Class 1 subset that decreases conductivity -ANSWER-1a or 1c
Drug class that has little effect of AP; works by decreasing
sympathetic tone -ANSWER-beta blockers
Drug class that decreases sympathetic input causing more
parasympathetic influence -ANSWER-4
Drug classes that effects mostly SA and AV nodes -ANSWER-II, IV, V
Drug class that can convert unidirectional block into bidirectional by
increasing the long refractory of the fast pathway -ANSWER-Class I
Typical lateral, inferior, and anterior leads monitored for an EP study -
ANSWER-I, II, V1
IEGM typically records which phase of the AP -ANSWER-Phase 0
Programmed impulses allow you to assess -ANSWER-Refractory
periods
Automaticity of a focus
Characteristics of reentry circuits
HRA catheter position -ANSWER-High lateral wall near the junction of
the superior vena cava
The smallest possible time interval between 2 impulses that can be
conducted through that tissue -ANSWER-Functional refractory period
Occurs during phase 3 of the AP before the cell is fully repolarized -
ANSWER-Effective refractory period
,Longest coupling interval where a premature impulse will fail to
propagate through tissue -ANSWER-Effective refractory period
Catecholamine dependent VT can be tested in the EP lab with the
infusion of -ANSWER-Sympathomimetic agents
Reentry termination depends on -ANSWER--Refractoriness of the
tissue between the catheter and circuit
-Conduction velocity of the tissue between catheter and circuit
-Distance from electrode and circuit
Upper limit of CSNRT -ANSWER-525
SACT= -ANSWER-(RCL-BCL)/2
A drug commonly used to induce parasympathetic block in order to
assess sinus node function -ANSWER-Atropine
Block that is infra nodal -ANSWER-Mobitz II & 3rd
HV interval of 120 would be -ANSWER-indication for pacemaker
Split HIS -ANSWER-indication for pacemaker
Functional refractory period of AVN can be obtained during extra stim
pacing by measuring the shortest -ANSWER-H1-H2 interval
As the S1-S2 shortens the conduction in the AVN becomes prolonged,
the coupling interval that produces block in the AV node is -ANSWER-
ERP
Block in HPS at an H1-H2 interval greater than 400 ms would be -
ANSWER-indication for pacer
Autonomic maneuvers would do what to the refractory of AVN -
ANSWER-Decrease
,Approximately what % of patients with SA nodal disease also have AV
conduction disease -ANSWER-33%
Most characteristic of automatic tachycardia -ANSWER-non-inducible
What is most necessary for initiation of a reentrant SVT -ANSWER-
Slow pathway, unidirectional block
SVT rhythm characterized by afterpotentials and cycle length being
key initiators -ANSWER-Triggered
Two of the most common automatic arrhythmias -ANSWER-
Nonparoxysmal junctional and atrial
T of F: there is typically a conduction delay when a reentry tachycardia
is initiated -ANSWER-True
T or F: The tachycardia zone is the range of intervals of premature
beats that will initiate reentrant tachycardias -ANSWER-True
T or F: the atrium is a critical part of the circuit in AN nodal entry tach -
ANSWER-False
The critical portion of the circuit in intra-atrial reentry tach involves -
ANSWER-Atrial myocardium
SA nodal reentry is distinguished from sinus tach by its -ANSWER-
paroxysmal onset and termination & inducibility and termination by
pacing
Retrograde P waves
Negative P waves in inferior
RP<PR -ANSWER-Bypass tract mediated tach
Bypass tracts electrophysiologically behave most like -ANSWER-
Myocardial tissue
, Pharmacologic treatment for rate control of Afib often includes -
ANSWER-Digoxin & beta blocker
T or F: Patients w/ bypass tracts are more prone to AFL and AF -
ANSWER-True
T or F: the atrium may take hours to days to contract following
cessation of AFib -ANSWER-True
T or F: AFib requires a critical mass of contiguous myocardium to
propagate itself -ANSWER-true
Approximate number of American that suddenly die each year -
ANSWER-400,000
Which arrhythmia type (automatic, reentrant, triggered, outflow): Also
termed "repetitive monomorphic VT) -ANSWER-Outflow
Which arrhythmia type (automatic, reentrant, triggered, outflow): non-
inducible, younger pts w/o heart disease often provoked by exercise -
ANSWER-Outflow
Type of pause seen after PVC -ANSWER-Compensatory pause
Type of pause seen after PAC -ANSWER-Non-compensatory pause
What would lead I look like in BiV pacing -ANSWER-small or
isoelectric because activating both V at the same time
Inferior STEMI best seen in which leads -ANSWER-inferiors
Large (+) p wave in II -ANSWER-Right Atrial enlargement (RAE)
Notched P in II; biphasic late (-) p in V1 -ANSWER-Left Atrial
Enlargement (LAE)
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