Why is a measure of serum lactate obtained in the initial assessment of the trauma patient?, A trauma patient is restless and repeatedly asking "where am I?" vital signs upon arrival were BP 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 demonstrating signs and symptoms of which stage of shock?, An elderly patient with a history of anticoagulant use presents after a fall at home t...