Ibhre 2 - Study guides, Class notes & Summaries

IBHRE Exam with Correct Answers Class I Drugs - Answer-Sodium Channel blockers (Phase 0) Class II Drugs - Answer-Beta blockers (SA/AV Node) Class III Drugs - Answer-Potassium Channel blockers (Phase 3) Class IV Drugs - Answer-Calcium Channel Blockers (Phase 2) Class V Drugs - Answer-Digitalis (SA + AV Nodes) What is the most posterior structure of the heart? - Answer-LA On an EKG, what structure is always negative? - Answer-AVN Lead I: + aVF: + - Answer-normal axis deviati...

EP IBHRE QUESTIONS AND ANSWERS 100% SOLVED A blockage to which coronary artery can cause AV Block? Posterior Descending Artery most commonly supplied by RCA but could be supplied by the circumflex What type of tissue has the longest refractory period? Ventricular Is the femoral vein medial or lateral to the femoral artery? The femoral vein is medial to the femoral artery At what value is something statistically significant? P<0.05 What are the normal cardiac pressures? "RA: 2-8 mm...

IBHRE EXAM TEST IBHRE EXAM TEST WITH GUARANTEED ACCURATE ANSWERS Lithium iodine battery V? - Accurate Answer2.8V- not used for ICDs due to low peak power. Qmr Lithium Iodine/ silver V? - Accurate Answer3.2V Qhr- used for ICDS Which is an example of a closed loop sensor? - Accurate Answermyocardial contractility and O2 stat Primary Sensor - Accurate Answerdetects changes in normal physiologic responses Secondary - Accurate Answerdetects internal changes from exercise- QT MV pH ...

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

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 Material: GTP Trivia Questions and Answers 100% Solved Most common form of SVT AVNRT AVNRT Characteristics 1. prolonged PR interval in the beat that starts reentry 2. HR: 150- 250 bpm 3. neck pounding, palpitations, light-headiness, near-syncope 4. narrow QRS 5. abrupt onset and termination of episodes 6. more common in women 7. frequently presents after age 20 rheobase the lowest point on a strength-duration curve at an infinitely long pulse duration chronaxie time pulse...

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...

IBHRE Test Questions and Answers 100% Solved Functional Refractory Period (FRP) the coupling interval which first results in a measurable degree of delay in impulse conduction effective refractory period the longest coupling interval to be associated with block resting (transmembrane) potential the voltage difference between the inside and outside of the cell fiber (negative inside cell) action potential the cellular characteristics of depolarization and repolarization. Consists of 5 ...

IBHRE Exam Questions with Complete Solutions 100% Verified Lithium iodine battery V? - Correct Answer 2.8V- not used for ICDs due to low peak power. Qmr Lithium Iodine/ silver V? - Correct Answer 3.2V Qhr- used for ICDS Which is an example of a closed loop sensor? - Correct Answer myocardial contractility and O2 stat Primary Sensor - Correct Answer detects changes in normal physiologic responses Secondary - Correct Answer detects internal changes from exercise- QT MV pH Tertiary ...