A nurse in the ICU is planning the care of a patient who is being treated for shock. Which of the following statements best describes the pathophysiology of this patient's health problem?
A) Blood is shunted from vital organs to peripheral areas of the body.
B) Cells lack an adequate blood supply and are deprived of oxygen and nutrients.
C) Circulating blood volume is decreased with a resulting change in the osmotic pressure gradient.
D) Hemorrhage occurs as a result of trauma, depriving vital organs of adequate perfusion.
Ans: B
Feedback:
Shock is a life-threatening condition with a variety of underlying causes. Shock is caused when the cells have a lack of adequate blood supply and are deprived of oxygen and nutrients. In cases of shock, blood is shunted from peripheral areas of the body to the vital organs. Hemorrhage and decreased blood volume are associated with some, but not all, types of shock.
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