动脉管壁较厚,平滑肌较发达,弹力纤维较多,管腔断面呈圆形,具有舒缩性和一定的弹性,可随心脏的收缩、血压的高低而明显的搏动。动脉管壁的功能是,心室射血时,管壁扩张;心室舒张时,管壁回缩,促使血液继续向前流动。中小动脉,在神经支配下收缩舒张,以改变管腔的大小,从而影响局部血流量和血液阻力,维持和调节血压。
·2,447,543篇论文数据,部分数据来源于NoteExpress
恶性高血压的动脉管壁增厚形成了结节性多动脉炎。
Thickening of the arterial wall with malignant hypertension also produces a hyperplastic arteriolitis.
本文详细分析正弦脉动压力载荷对动脉管壁应力分布的影响。
In this paper, the effects of the sinusoidal pulsatile pressure on the stress distribution in the artery wall will be studied.
肾血管病导致的良性肾硬化,肾脏小动脉管壁增厚、管腔狭窄。
Here is an example of renal vascular disease known as benign nephrosclerosis. The smaller arteries in the kidney have become thickened and narrowed.
应用推荐