Ibhre 4 - Study guides, Class notes & Summaries

IBHRE CEPS Exam with Complete Solutions midazolam what is the common name for Versed .04 mg/kg standard adult dose of atropine half dose how much NPH insulin should a patient be administered prior to an EP study? (they are fasting think about blood sugar) 4-8 weeks What is the elimination half life of amiodarone? 4 half lives how long should an anti arrhythmic drug be discontinued prior to EP study? sodium channel what do class I drugs primarily affect? slope of phase 0 (depolarizatio...

CCDS IBHRE Exam With 100% Correct Answers 2023 Rheobase the lowest point on a strength duration curve at an infinitely long pulse duration Chronaxie time the pulse width at twice the rheobase value. It approximates the most efficient stimulation pulse duration Charge (formula) Charge= I(current) x T(time) Furman's formula Energy(microjoules)= I(current)xV(voltage)xT(pulse width) Ohms law formula Voltage(electromotive force)= I(current/flow of electrons) x R(res...

IBHRE CEPS Exam Questions And 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...

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 Review Exam Questions & Answers 2023/2024 AV Node Reentry Tachycardia (AVNRT) - ANSWER-- accounts for ~60% of arrhythmias presenting as SVT or paroxysmal atrial tachycardia (PAT) - affects all age groups and genders equally - no correlation with heart disease - heart rate 150-250 bpm, palpitations, light-headedness, near-syncope, narrow QRS complex rheobase - ANSWER-lowest point on a strength duration curve at an infinitely long pulse duration; for cardiac pacing, the rheobase i...

IBHRE CEPS FINAL EXAM WITH ALL QUESTIONS ANSWERED CORRECTLY RECENTLY UPDATED 2024 What is main ion transfer during systole - K+ seeps out, Ca2+ enters At rest, what is intracellular/extracellular environment - inside negative, outside positive What phase of AP is resting membrane potential - phase 4 Nodal depolarization occurs via what channel - Ca2+ slow channel Cardiac muscle cell depol occurs via what channel - Na+ fast channel During which phases is cell refractory - 1,2,...

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 4 half lives ...

CEPS IBHRE-MEDICATIONS WITH QUESTIONS AND WELL VERIFIED ANSWERS[GRADED A+] ACTUAL 100% Protamine - ANS---Heparin antagonist Narcan (Naloxone) - ANS---Morphine antagonist Vitamin K - ANS---Warfarin Antagonist Vagal Blocker (Parasympathetic blocker) - ANS--- Autonomic Drug type: Atropine Slowed heart rate and av node conduction - ANS--- Hemodynamic effects of stimulating parasympathetic receptors 1.0 - ANS---Normal, uncoagulated INR 2.0-3.0 - ANS---Therapeutic INR range of coumadi...

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 4