A 24-Year-Old Bicyclist Severely Injures His Right Leg After Colliding

Multiple Choice

A 24-year-old bicyclist severely injures his right leg after colliding with an automobile. He is hemorrhaging from the wound but is stabilized, with a blood pressure of 90/40 mmHg and a heart rate of 100/min. He was not wearing protective head gear at the time of the accident, but shows no evidence of head trauma. His breathing is rapid and shallow. Blood pressure and urine flow could best be improved in this patient by:

A) Oral administration of diuretic
B) Administration of physiologic saline solution
C) Blood transfusion
D) Indirect cardiac massage
E) Intravenous injection of norepinephrine