下列哪项是多器官功能障碍综合征（MODS）最主要的发病机制（）。 -题库考试答案搜索网

下列哪项是多器官功能障碍综合征（MODS）最主要的发病机制（）。

单选题

2021-12-24 23:55

A、炎性反应失控，导致组织细胞损害
B、炎症细胞激活，炎性物质释放
C、氧自由基大量释放
D、内皮细胞损伤
E、肠道细菌异位

查看答案

正确答案

A

试题解析

正常情况下，局部炎症反应有助于清除细菌和修复损伤组织，是一种人体保护机制。但当炎症反应异常放大或失控时，炎症反应对机体的作用从保护性转变为损害性，导致自身组织细胞死亡和器官衰竭。因此机体炎症反应失控，最终导致机体自身性破坏是MODS的根本原因，而炎症细胞激活、炎性物质释放、氧自由基大量释放、内皮细胞损伤和肠道细菌异位均是机体炎症反应失控的表现。故答案应选A。

标签：强化练习题神经外科学(医学高级) 普通外科学中西医结合外科(医学高级)

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