Ibhre test answers - Study guides, Class notes & Summaries

IBHRE study review Questions and Answers 100% Solved Alerts allow for earlier detection of problems, therefore allowing more effective treatment. How does remote monitoring improve survival? Increased efficiency, reduced cost, expedited clinical decisions and improved survival. Name the benefits of remote monitoring: Class I. Remote monitoring is a ________ indication for all patients. Treated VF episode. Which of the following would be a red alert? R-R irregularity. How does an Imp...

IBHRE Test Questions and Answers 100% Solved Energy Formulas E = V^2/R X T or E = V x I x T or E = I^2 x R x T Capacitance Formula Stored energy = 0.5 x C x V^2 Delivered energy = 0.5 x C x (Vinitial2 - Vfinal2) *note final voltage depends on tachy lead impedance Gauss to Tesla 1 Gauss:10^-4 Tesla 1 Tesla:10000 Gauss Slew Rate V/s atrium <0.5 Vs ventricle 0.75 Vs Permanent Pacing 3 Main Indications 1- symptomatic patient 2-HR <40bpm (no symptoms needed) 3-Asystole >3s...

IBHRE Test Questions and Answers 100% Solved Lithium iodine battery V? 2.8V- not used for ICDs due to low peak power. Qmr Lithium Iodine/ silver V? 3.2V Qhr- used for ICDS Which is an example of a closed loop sensor? myocardial contractility and O2 stat Primary Sensor detects changes in normal physiologic responses Secondary detects internal changes from exercise- QT MV pH Tertiary detects changes as a result of exercise- piezo accelerometer The smaller the cathode surface the- higher t...

IBHRE CRT Test Questions and Answers 100% Solved High response rate patient characteristics Female LBBB Non-ischemic HF QRS > 150 ms No MI Low BMI Smaller LA volume CRT class 1 indication Must have LBBB and QRS > 150 ms NYHC II, III LVEF < 35% Sinus rhythm CRT class IIa indication (3 of 4): LVEF < 35%, LBBB, QRS > 150 ms, NYHA III Will pace more than 40% and LVEF < 35% upgrade CRT class IIb indication NYHA I or II if other indicators are true (mostly) CRT class...

IBHRE Test Questions and Answers 100% Solved Indication for advanced second or third degree AV block associated with symptomatic bradycardia, ventricular dysfunction, or low cardiac output Class I (level evidence C) SND with correlation of symptoms during age appropriate bradycardia Class I (level of evidence B) postoperative advanced second or third degree AV block that is not expected to resolve or that persists 7 days after cardiac surgery Class I (level of evidence B) congenital th...

IBHRE Studying Questions and Answers 100% Solved AC current is created with an alternator three ways DC can be created 1. using a commutator in an AC circuit 2. using a rectifier to convert AC to DC 3. batteries provide DC via chemical rxn EKG Filters 0.5 Hz high pass 100 Hz low pass when a defibrillator charges, where does it store its charge? capacitors what does a rectifier do? converts AC to DC how do you test a defibrillator? close defibrillator housing lid, causing shock to the ...

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What current ICD capacitor technologies provide the highest energy density and does not require reformation? - Answer-Tantalum Electrolytic 1.67 Hz would equal how many bpm? - Answer-100 bpm 1 bpm = 0.0166667 Hz Which pace/sense lead designs would one expect the highest current density w/ a bipolar impedance reading of 1100 ohms? - Answer-Brady lead w/ anode of 4.2 mm2 and cathode 5.2 mm2 What is the voltage measurement of a pacing system w/ impedance of 500 ohms, current of 5.0 millia...

IBHRE Cardiac EP Exam Prep Book question with complete solution. - Test Questions & VERIFIED, Complete, Correct Answers (2024) with Complete Detailed Solutions