Critical Care Exam: Cardiac Practice Questions And Answers

A client arriving in the ER reports chest pain radiating to the shoulder and sob that began 2 days earlier. What lab test is most important to evaluate? A.Myoglobin B. Lactate dehydrogenase C. Creatine Kinase-MB D. Troponin-I {Ans: D}A patient is diagnosed with left-sided systolic dysfunction heart failure. Which of the following are expected findings with this condition? A. Echocardiogram shows an ejection fraction of 38%. B. Heart catheterization shows an ejection fraction of 65%. C. Patient has frequent episodes of nocturnal paroxysmal dyspnea. D. Options A and C are both expected findings with left sided systolic dysfunction heart failure. {Ans: d}The physician's order says to administered Lasix 40 mg IV twice a day. The patient has the following morning labs: Na+ 148, BNP 900, K+ 2.0, and BUN 10. Which of the following is a nursing priority? A. Administer the Lasix as ordered B. Notify the physician of the BNP level C. Assess the patient for edema D. Hold the dose and notify the physician about the potassium level {Ans: d}Which of the following conditions most commonly results in CAD? A. Atherosclerosis B. DM C. MI D. Renal failure {Ans: A}The nurse reviews a clients