Ibhre cardiac - Study guides, Class notes & Summaries

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 ...

IBHRE Remote monitoring Questions and Answers 100% Solved conductivity 1) Cardiac cells have several unique properties. Cells ability to propagate an impulse to neighboring cells is called what? Excitability Which of the following terms refers to the cells ability to respond to an electrical impulse? atrial lead sensing ventricular signals (far R) What would account for most of the most common cause of inappropriate mode switching? The pacemaker wenckebach interval is ___? 50-65% N...

IBHRE Devices Questions and Answers 100% Solved Mode of pacing that best reduces risk of AF starting in patients with sinus node dysfunction AAI Pacemaker Which implantable device used long term increases patient's risk of developing AF VVI What kind of device/lead may cause pocket stimulation Unipolar Cause of lead impedance lowering Insulation problem SVC Syndrome endothelial damage caused by repeated trauma from lead; dyspnea, facial swelling, head fullness, cough, arm swelling ...

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 Review Question and answers 2023 verified to pass AV Node Reentry Tachycardia (AVNRT) - correct 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 - correct answer lowest point on a strength duration curve at an infinitely long pulse duration; for ca...

IBHRE Study Guide: Equations Questions and Answers 100% Solved Cardiac Output (CO) = Heart Rate (HR) * Stroke Volume (SV) Ejection Fraction (EF) = (End Diastolic Volume (EDV) - End Systolic Volume (ESV)) / EDV Ejection Fraction (EF) = SV / EDV Voltage (V) = Current (I) * Resistance (R) Capacitance (C) [Farads] = Charge (Q) / Voltage (V) Battery Longevity (T) [Time in years] = Charge (Q) / Current (I) * 114 Battery Longevity (T) [Time in years] = Battery Capacity [Amp*hours] / Current Dra...

IBHRE CEPS Exam Question With Verified Answers Ohm's law equation - answerV=IR EKG monitored patient should be __________, monitor chassis should be ___________ (nonconductive). Why - answerungrounded, grounded. Grounded patient would be able to conduct leakage currents. we dont want this lb to kg - answer2.2 lb = 1 kg F to C - answerC=5/9(F-32) C to F - answerF=9/5C+32 3 things that change automaticity of automatic cells - answer1. slope of phase 4 2. Change of threshold potential 3...

IBHRE PREP QUESTIONS AND ANSWERS 2023 PVARP....after a _____ event, refractory for the ______ ventricle, atrium what is most likely the cause of the under detection of atrial flutter? p waves falling into PVAB Which two studies showed that RV pacing in patients could lead to more hospitalizations? DAVID and MOST when are the wedensky effects the greatest at narrow pulse widths First degree AV block with symptoms of ppm syndrome is what class of indication for pac...

IBHRE CEPS Exam Study Guide | Verified and Updated Ohm's law equation - Answer-V=IR EKG monitored patient should be __________, monitor chassis should be ___________ (nonconductive). Why - Answer-ungrounded, grounded. Grounded patient would be able to conduct leakage currents. we dont want this lb to kg - Answer-2.2 lb = 1 kg F to C - Answer-C=5/9(F-32) C to F - Answer-F=9/5C+32 3 things that change automaticity of automatic cells - Answer-1. slope of phase 4 2. Change of threshold ...