IBHRE EXAM PRACTICE EXAM QUESTIONS WITH
CORRECT VERIFIED SOLUTONS NEW MODIFIED TESTED
AND APPROVED
1.67 Hz would equal how many bpm? - ---------correct answer------100 bpm
1 bpm = 0.0166667 Hz
A band-pass filter modifies incoming signals according to which of the following units of measure? - -
--------correct answer------Hertz
A function of pacemaker circuitry that allows the pacemaker output to be dissipated quickly
maximizing both the output and sensing capability? - ---------correct answer------Charge dump
A likely benefit but possible concern of a ventricular detection enhancement such as "stability"
would be best described as what? - ---------correct answer------Increase the specificity but decrease
the sensitivity
A MDT style 3.2mm low profile lead with no sealing rings and a long pin fits appropriately with which
header? - ---------correct answer------VS-1 B (sealing rings in header)
A patient is scheduled to receive radiation therapy for lung cancer in a location very close to an
implanted generator. What should be done? - ---------correct answer------Relocate the pacemaker
before the radiation treatment
A patient who undergoes revascularization for CAD who has sustained VT should be managed with: -
---------correct answer------Post or perisurgical ICD implamt
An EP takes a retrospective look at 360 consecutive ICD patients to gather data one his patient
survival statistic. It uncovers one pharmacological factor was linked to better patient survival, what is
it ? - ---------correct answer------Beta blocker therapy
An idiopathic dilated cardiomyopathy patient was implanted with an ICD due to aborted SCD.
Patient was placed on amio to decrease frequency of VT. As a result of the amio the patient
experienced thyrotoxicosis which manifests itself by? - ---------correct answer------Polymorphic VT
Approximate infection rate of CRTD implant in a normal healthy male? - ---------correct answer------2-
4%
Approximately what percentage of CRT patients are non responders? - ---------correct answer------
30%
Arrythmogenic RV dysplasia differs from brugada syndrome by presenting with? - ---------correct
answer------Monomorphic VT
AV block occurs in what percentage of congenital open heart surgeries? - ---------correct answer------
1-3%
, AV sequential paced patients with frequent ventricular ectopic should have the the following
parameters to decrease chance of competition: - ---------correct answer------Short blanking periods
Battery capacity of a pacemaker is given in which parameter? - ---------correct answer------Current
DBS (Drawn Brazed Strand) is a term associated with: - ---------correct answer------Silver & nickel alloy
conductor material
Defibrillation energies exceed pacing energies by a factor of ? - ---------correct answer------1,000,000
Diastolic dysfunction is characterized by: - ---------correct answer------Increased ventricular wall
stiffness
Early results have shown which of the following categories of CHF patients to benefit from BiV
pacing? - ---------correct answer------NYHA class III with BBB
Fluoroquinolones, a new gen antibiotic is known for which cardiac effect? - ---------correct answer-----
-Prolonging QT
If one doubles the distance away from the radiation source, the exposure level is ____ compared to
original? - ---------correct answer------1/4 less
In a circuit with resistance of 500 ohms and 600 ohms in the parallel circuit the resistance would be?
- ---------correct answer------R total = R1 x R2
————
(R1 + R2)
= (500 x 600)
——————-
(500 + 600)
= 272.7 ohms
In a normal person, stroke volume increases by what % when exercising? - ---------correct answer-----
-50%
In order to charge a capacitor, and ICD must provide current of approximately: - ---------correct
answer------2 amps
In order to have a pacing system automatically assess capture and thresholds, the essential
electrode characteristics would be? - ---------correct answer------Minimal electrode diameter size
In pacing, capacitors are: - ---------correct answer------Charged in parallel and discharged in series
Infection from microorganisms within the patient would be termed? - ---------correct answer------
Endogenous
Lead extraction morbidity and mortality rate? - ---------correct answer------1-3%
CORRECT VERIFIED SOLUTONS NEW MODIFIED TESTED
AND APPROVED
1.67 Hz would equal how many bpm? - ---------correct answer------100 bpm
1 bpm = 0.0166667 Hz
A band-pass filter modifies incoming signals according to which of the following units of measure? - -
--------correct answer------Hertz
A function of pacemaker circuitry that allows the pacemaker output to be dissipated quickly
maximizing both the output and sensing capability? - ---------correct answer------Charge dump
A likely benefit but possible concern of a ventricular detection enhancement such as "stability"
would be best described as what? - ---------correct answer------Increase the specificity but decrease
the sensitivity
A MDT style 3.2mm low profile lead with no sealing rings and a long pin fits appropriately with which
header? - ---------correct answer------VS-1 B (sealing rings in header)
A patient is scheduled to receive radiation therapy for lung cancer in a location very close to an
implanted generator. What should be done? - ---------correct answer------Relocate the pacemaker
before the radiation treatment
A patient who undergoes revascularization for CAD who has sustained VT should be managed with: -
---------correct answer------Post or perisurgical ICD implamt
An EP takes a retrospective look at 360 consecutive ICD patients to gather data one his patient
survival statistic. It uncovers one pharmacological factor was linked to better patient survival, what is
it ? - ---------correct answer------Beta blocker therapy
An idiopathic dilated cardiomyopathy patient was implanted with an ICD due to aborted SCD.
Patient was placed on amio to decrease frequency of VT. As a result of the amio the patient
experienced thyrotoxicosis which manifests itself by? - ---------correct answer------Polymorphic VT
Approximate infection rate of CRTD implant in a normal healthy male? - ---------correct answer------2-
4%
Approximately what percentage of CRT patients are non responders? - ---------correct answer------
30%
Arrythmogenic RV dysplasia differs from brugada syndrome by presenting with? - ---------correct
answer------Monomorphic VT
AV block occurs in what percentage of congenital open heart surgeries? - ---------correct answer------
1-3%
, AV sequential paced patients with frequent ventricular ectopic should have the the following
parameters to decrease chance of competition: - ---------correct answer------Short blanking periods
Battery capacity of a pacemaker is given in which parameter? - ---------correct answer------Current
DBS (Drawn Brazed Strand) is a term associated with: - ---------correct answer------Silver & nickel alloy
conductor material
Defibrillation energies exceed pacing energies by a factor of ? - ---------correct answer------1,000,000
Diastolic dysfunction is characterized by: - ---------correct answer------Increased ventricular wall
stiffness
Early results have shown which of the following categories of CHF patients to benefit from BiV
pacing? - ---------correct answer------NYHA class III with BBB
Fluoroquinolones, a new gen antibiotic is known for which cardiac effect? - ---------correct answer-----
-Prolonging QT
If one doubles the distance away from the radiation source, the exposure level is ____ compared to
original? - ---------correct answer------1/4 less
In a circuit with resistance of 500 ohms and 600 ohms in the parallel circuit the resistance would be?
- ---------correct answer------R total = R1 x R2
————
(R1 + R2)
= (500 x 600)
——————-
(500 + 600)
= 272.7 ohms
In a normal person, stroke volume increases by what % when exercising? - ---------correct answer-----
-50%
In order to charge a capacitor, and ICD must provide current of approximately: - ---------correct
answer------2 amps
In order to have a pacing system automatically assess capture and thresholds, the essential
electrode characteristics would be? - ---------correct answer------Minimal electrode diameter size
In pacing, capacitors are: - ---------correct answer------Charged in parallel and discharged in series
Infection from microorganisms within the patient would be termed? - ---------correct answer------
Endogenous
Lead extraction morbidity and mortality rate? - ---------correct answer------1-3%
