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: }Which of the following is true regarding cavitation? A.Energy causes the tissues to accelerate and displace outward B.Once a bullet passes, the tissue always returns to its normal location C.Damage occurs only to internal organs and blood vessels D.Hollow organs do not tolerate high-velocity cavitation {Ans: }An adult was thrown against a concrete wall during a factory explosion and sustained a femur fracture, liver laceration, and a small subdural hematoma. These injuries most likely occurred during what level of blast trauma? A.Primary B.Secondary C.Tertiary D.Quaternary {Ans: }A trauma patient is being held in the emergency department because there are no available inpatient beds. The patient sustained a femur fracture and required multiple blood products. The patient now has blood oozing from abrasions,