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慢性温和应激刺激对大鼠血压、心率的影响 被引量:2

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摘要 高血压发病主要是由遗传和环境因素引起,多数研究者认为尽管遗传因素对高血压的发生发展起主要作用,而环境因素则影响最终的血压水平。其中包括慢性心理和行为压力应激,这些都可导致高血压发病[1]。慢性温和应激刺激激活下丘脑-垂体-肾上腺皮质轴,反过来通过中枢神经系统激活交感神经系统。增强的交感神经系统加速了血管内皮细胞的损伤,使血管阻力持续增加,血小板激活,心率增加[2]。所有这些都有可能促进高血的发生。因此,我们研究观察是在正常血压大鼠身上,进行慢性温和应激刺激6周,观察血压、心率变化情况。
作者 董闻平
出处 《中外医疗》 2010年第35期20-21,共2页 China & Foreign Medical Treatment
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同被引文献23

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