A nurse is assessing a client with heart failure. Which of the following symptoms is most indicative of left-sided heart failure? • A. Peripheral edema • B. Jugular vein distention • C. Crackles in the lungs • D. Hepatomegaly • Correct Answer: C. Crackles in the lungs A client is prescribed warfarin (Coumadin). Which lab value should the nurse monitor to determine the effectiveness of the medication? • A. PT/INR • B. aPTT • C. Platelet count • D. Hemoglobin • Correct Answer: A. PT/INR The nurse is caring for a client with chronic obstructive pulmonary disease (COPD). Which of the following interventions is most appropriate to help alleviate dyspnea? • A. High-flow oxygen therapy • B. Pursed-lip breathing