Basic Surgery MCQ 002

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Which of the following statements are true of oxidants?

A. In addition to their pathophysiologic roles in inflammation, injury, and infection, oxidants also have physiologic roles.

B. Oxidants may be generated from activated neutrophils and during reperfusion following a period of ischemia.

C. The deleterious effects of oxidants include lipid peroxidation and cell membrane damage, oxidative damage to DNA, and inhibition of adenosine triphosphate (ATP) synthesis.

D. The mechanism of ischemia-reperfusion injury involved the catalytic production of superoxide anion (O 2•) by the enzyme xanthine oxidase.

Answer

Category: Surgery MCQs

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