Download RCIS question 100% correctly answered graded A+ and more Exams Nursing in PDF only on Docsity!
RCIS question 100% correctly answered
graded A+
0.5 mm lead equivalent - correct answer Provides 95 % shielding from x-ray Color badges - correct answer Give a good measure of eye exposure Catheters wt high take off - correct answer Amplatz, JL X- ray beam that controls amount os electrons boiled off -- effects patient dose/ pt exposure - correct answer Milliamperage (mAs) X-ray beam that controls quality of pictures - correct answer Kilovoltage potential (kVp) Attenuation - correct answer Energy from x-ray that interact wt tissue & change energy level or direction and exits as scatter. Remnant beam - correct answer X-ray that exits the pt unaltered & creates an image Lower image intensifier? - correct answer 3. Reduces pt exposure.
- Reduces pt exposure
- Improves image quality Smaller the FIeld of View (FOV)= - correct answer Greater emission of radiation Maximum annual Radiation exposure - correct answer 5 REM (0.05 Sv) Maxi cumulative rad exposure - correct answer 1 REM x current age (0.01 Sv x age)
Highly radiosensitive tissues? - correct answer 1. Lymph tissues
- Bone Marrow
- Gonads
- Lung tissue Optimal lead thickness? - correct answer 0.5 mm Sheath sizes: by colors - correct answer 4F - Red 5F - Grey 6 F - Green 7F - orange 8F - Blue 9F - Grey Catheters & sheath measurements - correct answer French = circus in mm. ( 0.33 mm per French) LAO the RCA form... - correct answer " C " RAO the RCA form.. - correct answer " L " ICE ( intracardiac Echo) - correct answer Defines intracardiac structure. Accesses from IVC or SVC. Positioned at mid-atrial septum.
- septal closure device *atrial appendage closure *used in EP lab for pulmonary Vein, transseptal approach and catheter placement. IVU ( intravascular ultrasound) - correct answer Defines arterial wall anatomy
Directional Atherectomy (Foxhollow). - correct answer Uses blade on one side of ballon to "shave" away lesions. No used very often. FFR normal - correct answer FFR = 1. FFR indicative of ischemia - correct answer ~ 0.75 - 0. FFR is not influenced by? - correct answer Changing hemodynamics conditions: HR, BP & Myocardial contractility. IABP Counterpulsation - correct answer Inflates & deflates counter to normal rhythm of the heart.
- Decreases workload of LV
- decreases oxygen consumption *decreases Systolic BP
- increases diastolic BP IABP positioning - correct answer 1-2 cm distal to left subclavian A. Proximal to the renals. Pericardium tamponade - correct answer Excess of blood in pericardium space, due to Lv dissection, vessel perforation. Pericardial Tamponade tx - correct answer Pericardiocentesis- use of meddle (catheter) to remove fluid. Pacemakers - correct answer A. Permanent B. Temporary +transcutaneous *transvenous ph normal level - correct answer 7.35 - 7.
INR (international normalized ratio) - correct answer Clotting time checked before procedure. 2.0 - 3.0. If 3.0 > posible bleeding. Creatine range - correct answer 0.5 - 1. Glucose range - correct answer 70 - 100 Hgb man - correct answer 14 - 18 g/ dl Hgb women - correct answer 12 - 14 ft/ dl Q wave duration - correct answer 0.04 sec (1 box). 1/4 of R wave in 2 or more contiguous leads. PR < 0.2 sec ( 5 boxes) - correct answer PR Interval duration QRS complex duration - correct answer <0.12 sec ( 3 boxes) When T wave is inverted - correct answer Signs of Ischemia -- 2 or more contiguous leads. RBBB - correct answer QRS > 0.12 sec. V1, V2-- V1 positive defection LBBB - correct answer QRS > 0.12 sec V5, V V1 negative deflection. ACT - correct answer Normal 70 - 120 seconds. Therapeutic 180 - 240 seconds 1" = cm? - correct answer 2.54 cm
CO2 level - correct answer 35 - 45 mmhg HCO3- (bicarbonate) level - correct answer 24 - 28 mEq/ L Most anterior cardiac chamber? - correct answer RV Most posterior cardiac chamber - correct answer LA Angiographic view for Right Coronary ostium - correct answer 30-40 LAO Angiographic view for LCA Ostium - correct answer Shallower 20 RAO LAO view, where is the Cix - correct answer LAO= backbone is in the right. And in all obliques views the Cx is nearest the backbone. Lowest O2 sat of the heart? - correct answer Coronary sinus What % of ventricular filling results from atrial contraction? - correct answer 15-25 % What physiological parameter does not change with exercise? - correct answer Diastolic blood pressure The gallop heart sound associated with atrial contraction?? - correct answer S4 - 4th heart sound. Which valve receives the least amount of stress? - correct answer Pulmonic valve pulsus paradoxus - correct answer Drop of more than 10 mmhg in BP with inspiration..... usually caused by cardiac tamponade.
Constrictive pericarditis characteristics - correct answer Equalization of RA, RV & LV diastolic pressure in addition to "square root sign." Thrombolytics drugs used after MI, 4-6 hours of CP are methods of; - correct answer Myocardial salvage Angiographic view tips... where does the apex points in a RAO view? - correct answer RAO = apex points to the right. LAO= apex points to the left. Which enzyme peaks late, usually 2 days after MI? - correct answer Troponin *delays to return to baseline. Where does a homograft valve come from? - correct answer From another human heart (e.g. Explanted at autopsy) Creatine kinase (CK) - correct answer 0.5 - 1. Glucose - correct answer 70 - 100 CO2 - correct answer 35 - 45 WBC count - correct answer 5000 - 10 000 Hgb - correct answer Men = 14 - 18 Women = 12 - 16 Hct (hematocrit) - correct answer 37 - 47 42 - 52
Initial dose is aspirin in a pt with ischemia chest pain? - correct answer 160 - 326 mg Reopro ( abciximab) & integrilin (eptifibatide) are: - correct answer GP IIb/ IIIa inhibitors What drug acts as an anticoagulant, preventing the development of clot and existing clots growths? - correct answer Angiomax (bivaldirudin) Diluía zem or verapamil are used to treat what heart rhythm. - correct answer A fib/ flutter What parasympathetic blocker increases all cardiac parameters? - correct answer Atropine Cardiac tamponade will show? - correct answer Pulsus paradoxus (When you inhale pulsus disappear) Restrictive cardiomyopathy will show as characteristic? - correct answer Ventricular diastolic will show "square root" shape results from increase pressure during passive filling, when plateau quickly due to ventricular not being compliant. Hypertrophic obstructive cardiomyopathy - correct answer There is asymmetrical hypertrophy in ventricular wall. Characteristic::: pulsus bisferiens ( double pulse) Mitral regurgitation will cause? - correct answer The elevation of V-wave in LA/ PCWP. Normal PVein blood + LV regurgitation= increase V wave Mitral Stenio's characteristics? - correct answer High PCWP/ LA pressure > LVEDP. p1- p Aortic regurgitation characteristic? - correct answer High aortic pulse pressure.. pulse pressure increases because the majority of volume is not flowing out into more resistant arterial pressure but backwards toward empty LV.
Mechanical Aortic valve... - correct answer Pros: last longer Cons: prone to thrombus formation Animal Aortic valve - correct answer Con: Do not last long FFR - correct answer < 0.75 significant stenosis. Measure by heperemic effect (max dilation of vessel): uses adenosine Alaways give 200 nitro before using IVUS to avoid spasm. First enzyme that is released due to muscle injury? - correct answer Myoglobin Enzyme reaches its peak 3- 4 days post infarction? - correct answer Lactase dehydrogenase LDL What needle is used to access the LA to measure pressures? - correct answer Brochenbrough needle Contraindication for IABP? - correct answer Aortic insufficiency (AR) AO aneurysm Chronic end-stage heart disease with no anticipation of recovery Aortic stents AO dissection The main mechanism of in-stent restenosis? - correct answer Neointimal hyperplasia (migration of cells to túnica íntima causing thickening of artery wall) Contraindication for rotablator? - correct answer 1. Saphenous vein grafts
- Thrombotic lesions
- Severe angulares (>45) or tortuous lesions due to eccentric passage of the burr.
Magnesio sulfate - 1 -2 g/ IV Procaimide 20 - 50 mg/ kg/ Bicarbonate. 1 mcg/ kg Heparin antagonist - correct answer Protamine Demerol, morphine antagonist - correct answer Naloxone (narcan) Midazolan (versed) antagonist - correct answer Romazicon (flumazenil) tPA antagonist - correct answer Aminoappoid acid Warfarin (Coumadin) antagonist - correct answer Vitamin K Beta 1 receptors - correct answer Affects the heart ( you have only one heart) Beta 2 receptor - correct answer In the lungs ( you have two lungs) Alpha 1 receptors - correct answer Smooth muscle Tetralogy of Fallot - correct answer VSD, overriding AO (over VSD), RV hypertrophy, Pulmonary valve stenosis. Thermodilution CO - correct answer The smaller the modulation curve, the highest CO. Normal Ratio SVR to PVR? - correct answer 12: 1 Constrictive pericarditis - correct answer Kussmaul's sign..
valsava maneuver - correct answer Reduces preload Amyl nitrate - correct answer Reduced afterload Isoproterenol (Isuprel) - correct answer Increase contractility Time length for restenosis - correct answer 6 months Ratio if IVUS pullback? - correct answer 0.5 mm/ sec Use of Cutting balloon - correct answer Bifurcation lesions, hard plaque, instent restenosis. Do a slow inflation Use of cover stents - correct answer Direction, perforations Distal embolisation - correct answer Give primarily adenosine, verapamil Normal pericardial fluid - correct answer 10 - 50 mls cardiocentesis - correct answer Pt sitting, use echo. If no response Ace inhibitors use... - correct answer Angiotensin Receptor blockers (ARB) Beta receptors effect in heart - correct answer Relax vessels in the heart Alpha receptors - correct answer Constrict vessels in the heart Propranolol (Inderal) - correct answer Affects heart and lungs. Don't give to anyone with COPD!!!
Limits contrast 3 ml x kg Don't give fluids to pt is EF is? - correct answer EF < 45 When shotting a LIMA, cuff should be... - correct answer Isolateral ( same side as LIMA) left arm. CTR pacing device ( biventricular pacing). How many leads? Where are they placed? - correct answer * uses 2 - 3 leads.
- placed through a vein in the RA, RV and into coronary sinus vein to pace the LV. IABP, how occlusive is it during inflation. - correct answer 85 - 90% during inflation, does not complete occlude the aorta. Contraindications for radial access. - correct answer Allen's test longer than 6 sec Occluded ulnar Biggest risk of biopsy - correct answer RV perforation. Formula for BP? - correct answer BP= CO x SVR Which medication is given to SVT? - correct answer Adenosine .. Restenosis rate POBA - correct answer 35 - 50 % Effects of diuretics - correct answer Decrease preload Atropine Sulfate - correct answer Dose .. 0.5 max 2. Blocks parasympathetic NS, blocks vagus nerve.. thus, it improve cardiac rhythm.
Mynx closure device - correct answer 95 % water and 5 % PEG (freeze dried) disintegrate in 30 days. Uses a semi compliance balloon within the artery to provide a temporary hemostasis. The freeze dry PEG is delivery above the arteriomy. Self expanding stents - correct answer "Wallstent" used for SVG, iliac and femoral vessels, carotid artery. Drugs in stents - correct answer A. Sirolimus ( rapamycin) B. Paclitaxel C. Everolimus D. Zotarolimus
