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IBHRE CEPS - TROUBLE EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) A+ GRADED $12.99
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IBHRE CEPS - TROUBLE EXAM COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) A+ GRADED

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168. Compared to the permanent pacemaker, does a temp pacer have constant current or voltage? Also, how much voltage can it generate? 5V or 20V? - ANS Constant current, 20V. (Doubles 9.5V) 171. Which patient with acute MI is most likely to need a temp pacer? Inferior MI, Mobitz I AV Block ...

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IBHRE CEPS - TROUBLE
EXAM COMPLETE QUESTIONS
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AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
A+ GRADED

, 168. Compared to the permanent pacemaker, does a temp pacer have constant current or
voltage? Also, how much voltage can it generate? 5V or 20V? - ANS Constant current, 20V.
(Doubles 9.5V)

171. Which patient with acute MI is most likely to need a temp pacer?
Inferior MI, Mobitz I AV Block
Inferior MI, bundle branch block
Anterior MI, Mobitz I AV Block
Anterior MI, bundle branch block - ANS Anterior MI, bundle branch block
Acute BBB post MI should be seen as a warning and often proceeds CHB. The RCA commonly
supplies blood to the AV node making the impact of an Anterior MI more significant




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12. For maximum electrical safety, the ECG monitored patient should be _____________, and
the monitor chassis should be _______________ or non-conductive. (Grounded vs
Ungrounded) - ANS Ungrounded, grounded

34. What channel is responsible for the SA and AV node upstroke? - ANS Ca++ Slow




lo
Channel

38. How does gender effect SVT frequency for AVNRT and AVRT? - ANS
likely to get AVNRT, men twice as likely to get AVRT
Women twice as
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39. The plateau (phase 2) occurs on the surface ECG during the_________ , and during
mechanical _________________ . - ANS QT interval, Systole

48. The pause after atrial pacing is termed: - ANS Overdrive suppression
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49. Most arrhythmias in the EP lab are caused by?
a. Vagal response
b. Automaticity
c. Triggered
d. Reentry - ANS Reentry
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50. What mechanism causes "triggered" arrhythmias?
a. Reentry
b. After depolarization
c. Automaticity of the atrial tissue
d. Automaticity of the ventricular tissue - ANS After depolarization (think R on T)

51. What do the terms EAD and DAD stand for and what arrhythmias are they associated with?
- ANS EAD - Early afterdepolarization, Torsades
DAD - Delayed after depolarization, RVOT VT

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