A nurse is caring for a patient with congestive heart failure (CHF) on the cardiac telemetry floor. The nurse knows the plan of care for the patient should include which of the following? 

The nurse is reviewing the lab results of a patient taking warfarin for atrial fibrillation. Which of the following international normalized ratio (INR) values would the nurse consider therapeutic for this patient?

The nurse is caring for a patient who is postoperative day 2 after an abdominal aortic aneurysm repair. Review of the patient's laboratory results reveals a hemoglobin of 7.6 and hematocrit of 23.1. The doctor has ordered 1 unit of packed red blood cells (PRBCs) to be transfused over 3 hours. After receiving the blood product from the blood bank, the nurse should do which of the following? 

The nurse is caring for a patient with severe liver disease. The patient becomes confused and combative. To assess for the presence of hepatic encephalopathy, the nurse would expect the physician to order a serum level of:

Which of the following is a sign of ongoing hypervolemia in a patient?

The nurse is assessing a septic patient with hypotension and tachycardia. The nurse reviews the patient's lab results and expects an elevation of

During the summer, a 27-year-old construction worker presents to the emergency room with complaints of flank pain, extreme fatigue, and decreased urination. Initial assessment reveals a temperature of 100.3 F, blood pressure of 88/40, respirations of 22, and a heart rate of 116 beats per minute. Laboratory values reveal a potassium level of 5.4 and a sodium level of 150. The nurse recognizes that these findings likely indicate which of the following? 

The nurse is admitting a patient with severe dehydration. Which of the following lab abnormalities is most likely to occur?

The nurse is reviewing the white blood cell differential of a patient. Given the following results, what type of infection is most likely present?
Neutrophils, 50%
Lymphocytes, 45%
Monocytes, 2%
Eosinophils, 2%
Basophils, 1%

The nurse is assessing a patient after returning from surgery. After reviewing the patient's white blood cell differential, the nurse should notify the physician of