Barron's CCRN (100% Correct Answers)

"high dose" dopamine causes vasoconstriction and (C) Increase afterload correct answers What is the primary hemodynamic effect of: Dopamine 10 mcg/kg/min (A) Increase preload (B) Decrease preload (C) Increase afterload (D) Decreased afterload (E) Increase contractility (D) Decrease contractility Pulmonary HTN and cor pulmonale; Mitral, aortic, or tricuspid insufficiency correct answers What causes the S3 sound? during diastole correct answers When are coronary arteries perfused? S3 heart sound correct answers What may you hear before crackles when a patient is going into heart failure? Variant or Prinzmetal's Angina correct answers What is this called? Unstable angina with transient ST segment elevation Can occur at rest or may be cyclic (occurring at the same time daily) troponin negative Can be precipitated by nicotine, coke, or ETOH RCA, inferior LV correct answers There are changes in leads II, III, aVF....what type of MI? LAD, anterior LV correct answers There are changes in leads V1, V3 V3, V4 circumflex, lateral LV correct answers There are changes in leads V5, V6, I, aVL Low lateral LB correct answers There are changes in leads V5, V6