arteriolar

1.Arteriolar relaxation reduces systemic vascular resistance and arterial pressure(afterload).

心脏指数可增加、降低或不变。

2.Constractions of intralobular arteriolar sphincter, pres ence of vacuoles in all the layers of sphincter, grossirregularity in capillary network of acini were observed in caerulein-induced groups.

光镜及扫描电镜腺小叶内动括约肌早期出现损伤，细胞胞浆内大量空泡形成，表现为持续痉挛，所属微动支配区域毛细血管床构形紊乱；