CEN Sample Test Questions with Verified Solutions 2024

CEN Sample Test Questions with Verified Solutions 2024 Right ventricular infarction (RVI) lead changes - Answer -II, III, AVF R ventricular infarction s/s - Answer -clear breath sounds, hypotension, JVD. R ventricular dilation and dec contractility>> dec preload and CO Reperfusion therapy standard - Answer -Within 60 min of ED arrival Common causes of PEA - Answer -Hypoxia, tension pneumo, cardiac tamponade BNP as a marker - Answer -of L ventricular dysfunction bc ventricles make BNP and an inc of over 100 pg/ml indicates symptomatic HF Transcutaneous pacing (TCP) - Answer -A 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 - Answer -shortened 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 - Answer -R 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 - Answer -T 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 - Answer -With bradycardia, Osborne (J) waves and prolonged QT intervals Sick sinus syndrome - Answer -Sinoatrial 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 - Answer -Results in dec preload or dec venous return>> dec pulmonary congestion How to diagnose endocarditis - Answer -EchocardiogramPericardiocentesis - Answer -For suspected pericardial effusion or tamponade Primary complication of bowel obstruction - Answer -Dehydration Testicular referred pain is indicative of? - Answer -Duodenal injury S/s pancreatitis - Answer -Sharp, boring, epigastric pa