休克早期,肾功能衰竭的主要机理
A. 肾小球透明质膜形成
B. 肾小球坏死
C. 肾小球滤过率下降
D. 肾小管坏死
E. 肾小管腔管型阻塞
Septic shock could be described as:
A condition of profound hemodynamic and metabolic disturbance characterizsed by failure of the circulatory system to maintain adequate perfusion of vital organs.
B. Sepsis with hypotension, despite fluid resuscitation with evidence of inadequate tissue perfusion.
C. A form of shock that occurs secondary to the weakened pumping function of the heart.
D. A sudden disturbance of mental equilibrium.
E. A serious, often life-threatening allergic reaction that is characterised by low blood pressure and difficulty breathing.
A tissue which autoregulates its blood supply:
A. rarely becomes hypoxic
B. has a constant flow regardless of the perfusion pressure
C. varies the blood supply in proportion to the oxygen demands
D. lacks sympathetic innervation
Which of the following types of shock is NOT related to low systemic vascular resistance?
A. Septic
B. Neurogenic
C. Anaphylactic
D. Cardiogenic
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