IBHRE

CCDS IBHRE 2023 | 247 Possible Questions and Answers 100% Correct

IBHRE EXAM 2024 WITH 100% CORRECT ANSWERS Voltage is? - correct answer The electromotive force pushing on electrons If the PM output voltage is 5v and the measured lead resistance is 330 ohms, then the current that flows out of the pacemaker into the heart is? - correct answer 15.15 I=V/R=5V/.33 k ohm If a unipolar lead wire has an insulation break one would expect the resistance to? - correct answer decrease for a wire fracture the resistance? - correct answer increases if th...

Silicone Lead Insulation (MDX/H.P./ETR-RX) correct answer: Proven history Longevity >15 years Very flexible Repairable Easy to process Can tear Reasonably tough Thicker walls Can abrade Polyurethane (Pellethane 80A) Lead Insulation correct answer: Adverse history (MIO/ESC) Longevity <7 years Flexible Not repairable Very process-dependent Somewhat tear-resistant Tougher Thinner walls Abrasion-resistant Polyurethane (Pellethane 55D) Lead Insulation correct answer: Pr...

IBHRE CEPS Exam With 100% Correct Answers 2023

Typical Symptoms correct answer: Chest pain Nausea Dizziness Palpitations Lightheadedness Syncope Shortness of breath Exercise intolerance Typical Signs correct answer: Jugular distension Cardiac murmur Low BP ECG abnormalities Pathological Causes of Abnormal Brady correct answer: SSS (inability to generate or transmit signal to atria) Drug effects (digitalis glycosides, beta blockers, Ca-channel blockers, Class I AA's, amiodarone SA block (impulses don't transmit to atria...

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 myocardia stim thresholds? acidsosis, exercise, a...

168. Compared to the the permanent pacemaker, does a temp pacer have constant current or voltage? Also, how much voltage can it generate? 5V or 20V? correct answer: Constant current, 20V. (Doubles 9.5V) 171. Which patient with acute MI is most likely to need a temp pacer? Inferior MI, Mobitz I AV Bock Inferior MI, bundle branch block Anterior MI, Mobitz I AV Bock Anterior MI, bundle branch block correct answer: Anterior MI, bundle branch block Acute BBB post MI should be seen as a war...

IBHRE Review Exam With 100% Correct Answers 2023

IBHRE PREP EXAM 2023 | 457 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT

which lead insulation material is known for reducing fibroblast in-growth correct answer: ePTFE which lead insulation is succeptible to MIO and ESC correct answer: 80A Polyurethane what is ESC correct answer: cracks or crazing that occurs in polyurethane in response to certain chemicals and external stresses what is MIO correct answer: a polyurethne degradation where moisture and metal ions act as a catalyst to accelerate degradation what lead insulation material improves the eas...