ARDMS exam prep Q&A

What structures aid in stabilizing each AV valve from protruding into the atria? A. Chordae Tendinae B. Myocardial tendons C. Fibrous strands D. Papillary Muscles - Answer- A What portion of the ECG is best for diagnosis of myocardial ischemia or injury? A. QRS complex B. ST segment C. QT interval D. PR interval - Answer- B On the mitral valve inflow Doppler tracing of a patient with constrictive pericarditis, the E velocity will be: A. increased 25% upon inspiration and decreased with expiration B. decreased 25% upon expiration and increased with inspiration C. Increased 25% upon inspiration and decreased with expiration D. Decreased 25% upon inspiration and increased expiration - Answer- D An ausculatory finding in constrictive pericarditis may be: A. pericardial knock B. honking sound C. pericardial rub D. Carvallo's sign - Answer- A Right ventricular early diastolic collapse seen on M-mode echocardiography suggests: A. cardiac tamponade B. constrictive pericarditis C. pleural effusion D. pericarditis - Answer- A The most common cardiac valve tumor is: A. myxoma B. Lipoma C