Which of the following is true about use of the focused assessment sonography for trauma exam for a patient with abdominal trauma? A.It has a higher sensitivity than diagnostic peritoneal lavage for fluid detection B.It can be used in hypotensive patients too unstable for computed tomography scan C.It can detect as little as 30 mL of fluid in the abdominal cavity D.It has high sensitivity in pediatric patients for identifying fluid in the peritoneum {Ans: }An adult patient is brought to the emergency department following a vehicle "roll-over" with prolonged extrication. Assessment reveals swelling and bruising to the right proximal thigh and a weak pedal pulse. Skin is pale, cool, and moist. What is the most appropriate initial intervention? A. Application of a tourniquet to the affected extremity B. Application of a pelvic binder C. Fluid resuscitation to maintain a urine output of 0.5 mL/kg/hour D. Oxygen to maintain the ETCO2 between 30-35 mm Hg (3.9-4.6 kPa) {Ans: B. Application of a pelvic binder}What intravascular solution is most commonly used for patients who have sustained burns? A.Lactated Ringer's B.Normal saline C.D5 / normal saline D.Hypertonic saline {Ans: }You are caring for a patient who was thrown from