CCDS IBHRE FINAL EXAMINATION PAPER
2026 COMPLETE QUESTIONS AND
VERIFIED RATIONALES GRADED A+
⩥ Trifascicular block is what class of indication?
a) Class I
b) Class II
c) Class III
d) Class IV. Answer: A. Class 1
⩥ An intracardiac recording demonstrating ST elevation:
a) is normal from an active fixation lead placement
b) indicates a current of injury
c) may give false R-wave readings
d) all of the above. Answer: D. All the above
⩥ A patient with rheumatic heart disease has two prosthetic valves
(mitral & tricuspid). Which of the following leads should be implanted?
a) retractable screw-in
,b) steroid tined
c) epicardial
d) fixed screw-in. Answer: C. Epicardial
⩥ A 22 year old patient presents with orthostatic hypotension and 2
episodes of sudden syncope in the last 2 months. A routine physical
exam, bloodwork and ECG reveal no abnormalities. What test might be
recommended to determine the cause of the syncope?
a) electrophysiology study
b) cardiac catheterization
c) tilt table test
d) signal averaged ECG. Answer: C. Tilt Table Test
⩥ Ventricular arrhythmias associated with QT prolongation syndrome
are best suited to:
a) underdrive pacing
b) overdrive suppression
c) sub-threshold stimulation
d) high current strength pacing. Answer: B. Overdrive Suppression
,⩥ A TENS unit used on the cervical and thoracic spine may likely cause
which of the following unipolar pacemaker responses?
a) temporary noise reversion or oversensing
b) reversion to back-up mode
c) permanent damage to the CMOS
d) no response. Answer: A. Temporary Noise Reversion Or Oversensing
⩥ A complete heart block patient with a dual chamber pacemaker has
recently been placed on propanolol. What feature would provide optimal
benefit to this patient?
a) search hysteresis
b) rate adaptive AV delay
c) sensor enabled
d) PVC response. Answer: C. Sensor Enabled
⩥ Which of the following limited sensitivity diagnostic tools has NOT
been shown to be a positive predictor with for increased risk of sudden
cardiac death?
a) signal averaged ECG
b) T-wave alternans
, c) heart rate variability and baroreflex sensitivity
d) P- wave dispersion. Answer: D. P-wave Dispersion
⩥ Which of the following pharmacologic factors may significantly lower
myocardial stimulation thresholds?
a) mineralocorticoids
b) lidocaine
c) verapamil
d) none of the above. Answer: D. None of the above
⩥ Which of the following physiologic factors may significantly elevate
myocardial stimulation thresholds?
a) acidosis
b) alkalosis
c) mild hypoxia
d) all of the above. Answer: D. All the above
⩥ A-V block as well at VT/VF is know to be a possible result of which
of the following diseases?
a) Lyme's disease
2026 COMPLETE QUESTIONS AND
VERIFIED RATIONALES GRADED A+
⩥ Trifascicular block is what class of indication?
a) Class I
b) Class II
c) Class III
d) Class IV. Answer: A. Class 1
⩥ An intracardiac recording demonstrating ST elevation:
a) is normal from an active fixation lead placement
b) indicates a current of injury
c) may give false R-wave readings
d) all of the above. Answer: D. All the above
⩥ A patient with rheumatic heart disease has two prosthetic valves
(mitral & tricuspid). Which of the following leads should be implanted?
a) retractable screw-in
,b) steroid tined
c) epicardial
d) fixed screw-in. Answer: C. Epicardial
⩥ A 22 year old patient presents with orthostatic hypotension and 2
episodes of sudden syncope in the last 2 months. A routine physical
exam, bloodwork and ECG reveal no abnormalities. What test might be
recommended to determine the cause of the syncope?
a) electrophysiology study
b) cardiac catheterization
c) tilt table test
d) signal averaged ECG. Answer: C. Tilt Table Test
⩥ Ventricular arrhythmias associated with QT prolongation syndrome
are best suited to:
a) underdrive pacing
b) overdrive suppression
c) sub-threshold stimulation
d) high current strength pacing. Answer: B. Overdrive Suppression
,⩥ A TENS unit used on the cervical and thoracic spine may likely cause
which of the following unipolar pacemaker responses?
a) temporary noise reversion or oversensing
b) reversion to back-up mode
c) permanent damage to the CMOS
d) no response. Answer: A. Temporary Noise Reversion Or Oversensing
⩥ A complete heart block patient with a dual chamber pacemaker has
recently been placed on propanolol. What feature would provide optimal
benefit to this patient?
a) search hysteresis
b) rate adaptive AV delay
c) sensor enabled
d) PVC response. Answer: C. Sensor Enabled
⩥ Which of the following limited sensitivity diagnostic tools has NOT
been shown to be a positive predictor with for increased risk of sudden
cardiac death?
a) signal averaged ECG
b) T-wave alternans
, c) heart rate variability and baroreflex sensitivity
d) P- wave dispersion. Answer: D. P-wave Dispersion
⩥ Which of the following pharmacologic factors may significantly lower
myocardial stimulation thresholds?
a) mineralocorticoids
b) lidocaine
c) verapamil
d) none of the above. Answer: D. None of the above
⩥ Which of the following physiologic factors may significantly elevate
myocardial stimulation thresholds?
a) acidosis
b) alkalosis
c) mild hypoxia
d) all of the above. Answer: D. All the above
⩥ A-V block as well at VT/VF is know to be a possible result of which
of the following diseases?
a) Lyme's disease
