Ibhre 1 Study guides, Class notes & Summaries

IBHRE CEPS TEST QUESTIONS IBHRE CEPS TEST QUESTIONS WITH GUARANTEED ACCURATE ANSWERS Class 1 Anti-Arrhythmic Mechanism - Accurate AnswerSodium (Na) Channel Blockers Class II Anti-Arrhythmic Mechanism - Accurate AnswerBeta Blockers Class III Anti-Arrhythmic Mechanism - Accurate AnswerPotassium (K) Channel Blockers Class IV Anti-Arrhythmic Mechanism - Accurate AnswerL-Type Calcium (Ca) Channel Blocker Class Ia drugs - Accurate Answer-Quinidine (rarely used) -Procainamide -Diso...

IBHRE EXAM 2024 WITH 100% CORRECT ANSWERS 101: Which of the following limited sens diagnostic tools has not been shown to be a + predictor for increased risk of SCD? Signal alternans T-wave alternans Heart rate variability P-wave dispersion - correct answer P-wave disperson 102:What will significantly lower myocardial stim thresholds? mineralocorticoids lidocaine verapamil dexamethasone sodium phosphate - correct answer dexamethasone sodium phosphate 103: What may elevate myo...

IBHRE CEPS Exam Questions with 100% Verified Correct Answers Rated A+ Ohm's law equation - Correct Answer V=IR EKG monitored patient should be __________, monitor chassis should be ___________ (nonconductive). Why - Correct Answer ungrounded, grounded. Grounded patient would be able to conduct leakage currents. we dont want this lb to kg - Correct Answer 2.2 lb = 1 kg F to C - Correct Answer C=5/9(F-32) C to F - Correct Answer F=9/5C+32 3 things that change automaticity of autom...

CCDS IBHRE Exam with Verified Answers Graded A+ 1. Rheobase the lowest point on a strength du- ration curve at an infinitely long pulse duration 2. Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration 3. Charge (formula) Charge= I(current) x T(time) 4. Furman's formula Energy(microjoules)= I(cur- rent)xV(voltage)

IBHRE practice exam #1 Questions with solutions 100% solved Wenkebach window Max tracing interval(in ms) - TARP(in ms) 2:1 Block Point 60,000/TARP Basic unit of capacitance Farad Function of pacemaker circuitry that allows the pacemaker output pulse to be dissipated quickly maximizing both output and sensing capabilities Charge dump Av sequentially paced pts with frequent ventricular ectopy should have what programmed to decrease chance of competition Short blanking period

IBHRE Exam with Complete Solutions ICD Battery Types 1. Li/SVO: Lithium/Silver-Vanadium Oxide (1st gen.) 2. Lithium/Manganese Dioxide (2 manufacturers) 3. Lithium/Silver-Vanadium Oxide-Carbon Monofluoride (2 manufacturers -MDT) Capacitor Types -Aluminum Electrolytic -Tantalum 5 Phases of Cardiac Action Potential *Phase 0: influx of Na+ (depolarization - conduction velocity) *Phase 1: transient efflux of K+ (how quickly the cell can be depolarized again) *Phase 2: influx of Ca 2+ & Na+ ...

IBHRE Exam Questions with Answers Functional Refractory Period (FRP) - Answer-the coupling interval which first results in a measurable degree of delay in impulse conduction effective refractory period - Answer-the longest coupling interval to be associated with block resting (transmembrane) potential - Answer-the voltage difference between the inside and outside of the cell fiber (negative inside cell) action potential - Answer-the cellular characteristics of depolarization and repol...

IBHRE Study Questions and Answers 100% Solved most common DC power source battery electric battery current frequency 0 hz what to do to test defibrillator discharge paddles into dummy load/dump the charge joules are a unit of energy grounding a patient vs a chassis patient should be ungrounded, chassis should be grounded heart rate formula 60,000 ms/min / CL in ms resting membrane potential -90 mV, due to K+ ions leaking out ionic transfer in action potential phase 0 = Na+ rushes in ...

IBHRE practice Exam #1 with Complete Solutions Wenkebach window Max tracing interval(in ms) - TARP(in ms) 2:1 Block Point 60,000/TARP Basic unit of capacitance Farad Function of pacemaker circuitry that allows the pacemaker output pulse to be dissipated quickly maximizing both output and sensing capabilities Charge dump Av sequentially paced pts with frequent ventricular ectopy should have what programmed to decrease chance of competition Short blanking period Low threshold electrode ...

IBHRE CEPS Exam Questions with 100% Correct Answers what is the common name for Versed - Correct Answer midazolam standard adult dose of atropine - Correct Answer .04 mg/kg how much NPH insulin should a patient be administered prior to an EP study? (they are fasting think about blood sugar) - Correct Answer half dose What is the elimination half life of amiodarone? - Correct Answer 4-8 weeks how long should an anti arrhythmic drug be discontinued prior to EP study? - Correct Answer ...