CEN Sample Test Questions with 100% Correct Answers

CEN Sample Test Questions with 100% Correct Answers Right ventricular infarction (RVI) lead changes - answerII, III, AVF R ventricular infarction s/s - answerclear breath sounds, hypotension, JVD. R ventricular dilation and dec contractility dec preload and CO Reperfusion therapy standard - answerWithin 60 min of ED arrival Common causes of PEA - answerHypoxia, tension pneumo, cardiac tamponade BNP as a marker - answerof L ventricular dysfunction bc ventricles make BNP and an inc of over 100 pg/ml indicates symptomatic HF Transcutaneous pacing (TCP) - answerA beat after every pacer spike is electrical capture. Beats are wide complex bc ventricle is paced. Palpate central pulse, pt may still be hypotensive w/ diminished or absent peripheral pulses. Preferred tx with symptomatic brady esp in pts with acute MI Wolff Parkinson-White (WPW) syndrome - answershortened PR interval and widened QRS complex with a delta wave. When there is an extra electrical conduction path to heart causing electrical signal to arrive too soon at ventricle (pt presents in tachy) Brugada syndrome - answerR bundle branch block with ST segment elevation in leads V1- V3 and inc risk of sudden cardiac death (SUDS), common in young men Wellen syndrome - answerT wave changes plus history of anginal chest pain w/o serum marker abnormalities, EKG lacks Q waves and significant ST segment elevation. Assoc with critical proximal L anterior descending (LAD) artery stenosis Hypothermia associations - answerWith bradycardia, Osborne (J) waves and prolonged QT intervals Sick sinus syndrome - answerSinoatrial node (SA) the primary heart pacemaker is not functioning properly resulting in bradydysrythmias and/or tachydysrhythmias with potential for hypotension and syncope Morphine and nitrates for tx pulmonary edema - answerResults in dec preload or dec venous return dec pulmonary congestion How to diagnose endocarditis - answerEchocardiogram Pericardiocentesis - answerFor suspected pericardial effusion or tamponade Primary complication of bowel obstruction - answerDehydration Testicular referred pain is indicative of? - answerDuodenal injury S/s pancreatitis - answerSharp, boring, epigastric pain, inc after eating and having alcohol Dx with abd CT scan Paracentesis - answerProcedure to remove fluid that has accumulated in the abd cavity After doing paracentesis - answerCheck pt for s/s shock, EKG, dressing, VS q 15 min Auscultate bowel obstruction - answerFreq and high pitched Dec or absent bowel sounds caused by - answerParalytic ileus, paralysis, dec in peristalsis One cause of HYPOkalemia - answerExcess fluid loss from GI (ex: diarrhea) One cause of Magnesium depletion - answerIntestinal malabsorption Bland diet is for - answerPeptic and gastric ulcers Chocolate enhances - answerS/s GERD Life threatening complications of acute pancreatitis - answerAtelectasis, pleural effusion, ARDS HELLP syndrome - answerHemolysis, Elevated liver enzymes, Low platelets) Liver panel dx