The Nurse Is Caring for a Patient Admitted with Severe

The nurse is caring for a patient admitted with severe sepsis.Vital signs assessed by the nurse include blood pressure 80/50 mm Hg,heart rate 120 beats/min,respirations 28 breaths/min,oral temperature of 102° F,and a right atrial pressure (RAP) of 1 mm Hg.Assuming physician orders,which intervention should the nurse carry out first?

A) Acetaminophen suppository
B) Blood cultures from two sites
C) IV antibiotic administration
D) Isotonic fluid challenge