A trauma patient is restless and repeatedly asking "where am i?" vital signs upon arrival were bp 110/60 mm hg, hr 96 beats/minute, and rr 24 breaths/minute. skin is cool and moist. current vital signs are bp 86/68 mm hg, hr 118 beats/minute, and rr 28 breaths/minute. the patient is demonstrating signs and symptoms of which stage of shock?
a. compensated
b. refractory
c. irreversible
d. decompensated