IBHRE PREP TEST ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

IBHRE PREP TEST ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS PVARP....after a _____ event, refractory for the ______ - Answer - ventricle, atrium what is most likely the cause of the under detection of atrial flutter? - Answer -p waves falling into PVAB Which two studies showed that RV pacing in patients could lead to more hospitalizations? - Answer -DAVID and MOST when are the wedensky effects the greatest - Answer -at narrow pulse widths First degree AV block with symptoms of ppm syndrome is what class of indication for pacing - Answer -Class IIa Calculation of the wenkbach interval - Answer -MTR-TARP What did the ADEPT study show - Answer -rate modulation was ineffective in improving the QoL for patients with a brady indication Lead perf percentages in ICD placements - Answer -0.6-5% Class IA drugs that increase pacing thresholds (3) - Answer -quinidine, dysopyramid, procainamidclass IC drugs that increase pacing thresholds - Answer -flecanide, propaferone class 3 drugs that increase pacing thresholds (3) - Answer -propaferone, amio, sotalol Osborn or J waves indicate what three things - Answer -hypothermia, hypercalcemia, brugada syndrome Sign of WPW syndrome within the QRS - Answer -delta wave in the PR interval lead type with the highest rate of perforation - Answer -atrial active fix leads MADIT study - Answer -icd vs drug therapy. icd reduced mortality by 54% MADITII study - Answer -icd VS. no ICD. no need for prior arrythmias. No EP study needed. ICD decreased mortality by 31% SCDHEFT study - Answer -ICD decreased mortality in both ICM (21%) and NICM (27), amio had little to no effect on mortality PMOP algorithm - Answer -helps reduce reoccurring atrial tach episodes from reoccurring shortly after previous episode has ended rheobase is measured in _____ while chronaxie is measured in _____ - Answer -voltage, ms charge is measured in _______. the formula is ______ - Answer - microcoloumbs, I(current) x T (pulse duration) constant current = ____ load and ____ impedance - Answer -small, lowconstant voltage= ____ load and ____ impedence - Answer -large, high Which is better polyurethane 80A or 55D? - Answer -55D what programming change can you make to help combat PPM syndrome - Answer -lower the rate to decrease the RV pacing Clinical manifestations of brugada (2) - Answer -ST elevation in V1-V3, RbBB Drugs that increase DFT (4) - Answer -lidocaine, quinidine, flecanide, dyapherihydation underlying reasons for Torsades (4) - Answer -hypomagnesia, hypokalemia, hypoxia, acidosis most common inherited long QT syndrome - Answer -Romano ward upper limit vulnerability - Answer -weakest shock strength where VF not induced capacitance is measured in ____ and is the _______ - Answer -farads, charge/voltage, measurement of amount of electrical charge stored for given electrical current smaller capacitor = _______ voltage required to deliver an equal charge to the tissue - Answer -greater primary endpoint of companion study - Answer -risk reduction of CRTD was 36% mortality in ICD group main type of acute infection - Answer -staph aureous main type of chronic infection - Answer -staph epidermis