RCIS Exam Prep | 180 Questions with 100% Correct Answers | Verified | Latest Update 2024

True or False: During a left heart biopsy you should give heparin. - Yes, 5000IU to avoid thrombi going to the brain What is the maximum annual Radiation exposure? - 5 REM What is the therapeutic INR range for someone on warfarin/coumadin? - 2.0-3.0 What is a normal INR for someone not on coumadin/warfarin? - INR 0.6-1.2 When using FFR, what drug is given and how is it delivered? - Adenosine causes hyperemia (Increased blood flow to the tissues. Can be delivered by either IV or IC What are the pros and cons of a mechanical aortic valve? - Pros: last longer Cons: Prone to thrombus formation Why would you use Cardiac Resynchronization Therapy (CTR) pacing device (such as biventricular pacing)? How many leads does it use? Where are they placed? - uses 2-3 leads placed through a vein in the RA, RV and into coronal sinus vein to pace the LV A CRT device sends small electrical impulses to both lower chambers of the heart to help them beat together in a more synchronized pattern.