1. Why is a measure of serum lactate obtained in the initial assessment of the trauma patient?Answer: c a) to measure oxygenation and ventilation b) to quantify the base deficit for the adequacy of cellular perfusion c) *to gauge end-organ perfusion and tissue hypoxia ** d) to determine the underlying cause of shock 2 A trauma patient is restless and repeatedly asking "where am I?" vital signs upon arrival wereBP 100/60 mm Hg, HR 96 beats/min, and RR 24 breaths/min. Her skin is cool and dry. Current vital signs are BP 104/84mm Hg, HR 108, RR 28 breaths/min. The patient is demonstratingsignsand symptoms of which stage of shock? Answer: A A) compensated ** B) Progressive C) irreversible D) decompensated 3. An elderly patient with a history of anticoagulant use presents after a fall at home that day. shedenies any loss of consciousness. She has a hematoma to her forehead and complains of headache, dizziness, and nausea. Which is a most likely cause of her symptoms? Answer: D A) epidural hematoma B) diffuse axonal injury C) post-concussive syndrome D) subdural hematoma ***