ATLS POST TEST 2 QUESTIONS WITH CORRECT ANSWERS

ATLS POST TEST 2 QUESTIONS WITH CORRECT ANSWERS A 24 year old male pedestrian, struck by an automobile, is admitted to the emergency department 1 hour after injury. His blood pressure is 80/60 mmHg, heart rate 140 beats per minute and respiratory rate is 36 per minute. He is lethargic. Oxygen is delivered via face mask, and two large-caliber IVs are initiated. Arterial blood gases are obtained. His PaO2 is 118 mmHg, PaCO2 is 30 mmHg, and pH is 7.21. The treatment of his acid-base disorder is best accomplished by: A. Hyperventilation B. Restoration of normal perfusion C. Initiation of low-dose dopamine D. Administration of sodium bicarbonate E. Initiation of phenylepinephrine infusion - CORRECT-ANSWERS B The highest priority in managing a patient whose injuries include closed extremity fractures is: