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

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? 

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