IBHRE Prep Exam Latest Update 2024-
2025 50 Questions and 100% Verified
Correct Answers Guaranteed A+ Verified
by Professor
A patient on flecainide should? - CORRECT ANSWER: Have their threshold checked
A PM that paces and sense only in the ventricle and is inhibited by spontaneous
ventricular activity is designated? - CORRECT ANSWER: VVI
A SSI PM is one that? - CORRECT ANSWER: senses and pace in either the atrium or
ventricle and inhibits
All of the following functions are programmable in both VVI and DDD PM's, except? -
CORRECT ANSWER: (X) AV interval duration
Sensitivity
Refractory
Output
An advantage of bipolar leads is? - CORRECT ANSWER: They are less susceptible to
EMI
As pulse duration is shortened below .3mse., stimulation threshold increases as
described by all of the following, except? - CORRECT ANSWER: Energy
(x) Charge
Volts
Current
At the time of implant we want a threshold? - CORRECT ANSWER: at .5ms to be less
than 1 volt for ventricle
Cardiac stimulation thresholds are expressed in terms of? - CORRECT ANSWER:
Voltage, current, and energy.
Characteristic findings in patients with the PM syndrome include any of the following
except? - CORRECT ANSWER: Febrile signs of PM's infection
Current PM's employ which of the following chemical batteries? - CORRECT ANSWER:
Lithium-iodide
For a patient with evidence of sinus node dysfunction and intermittent heart block, which
of the following pacemakers would be inappropriate? - CORRECT ANSWER: DDDR
2025 50 Questions and 100% Verified
Correct Answers Guaranteed A+ Verified
by Professor
A patient on flecainide should? - CORRECT ANSWER: Have their threshold checked
A PM that paces and sense only in the ventricle and is inhibited by spontaneous
ventricular activity is designated? - CORRECT ANSWER: VVI
A SSI PM is one that? - CORRECT ANSWER: senses and pace in either the atrium or
ventricle and inhibits
All of the following functions are programmable in both VVI and DDD PM's, except? -
CORRECT ANSWER: (X) AV interval duration
Sensitivity
Refractory
Output
An advantage of bipolar leads is? - CORRECT ANSWER: They are less susceptible to
EMI
As pulse duration is shortened below .3mse., stimulation threshold increases as
described by all of the following, except? - CORRECT ANSWER: Energy
(x) Charge
Volts
Current
At the time of implant we want a threshold? - CORRECT ANSWER: at .5ms to be less
than 1 volt for ventricle
Cardiac stimulation thresholds are expressed in terms of? - CORRECT ANSWER:
Voltage, current, and energy.
Characteristic findings in patients with the PM syndrome include any of the following
except? - CORRECT ANSWER: Febrile signs of PM's infection
Current PM's employ which of the following chemical batteries? - CORRECT ANSWER:
Lithium-iodide
For a patient with evidence of sinus node dysfunction and intermittent heart block, which
of the following pacemakers would be inappropriate? - CORRECT ANSWER: DDDR
