生前伤指活体受暴力作用所造成的损伤。当暴力作用于生活 机体时，损伤局部及全身皆可出现一定的防 卫反应，称生活反应。根据生活反应可确定受伤当时人还活着，有时还可借以推断损伤后存活的时间。法医病理学的任务之就是 寻找这些生活反应，以推断从暴力作用到死亡所经过的时间。（刘敏）
应用免疫组织化学技术，检测生前损伤组、死后伤对照组和正常对照组大鼠不同损伤时间的生前伤、死后伤及正常皮肤组织中IL-1及VEGF的表达变化。
Immunohistochemical study on the expressions of IL-1 and VEGF were performed on rats skin incised wounds and postmortem incised wounds, and the normal rat skin .
他想起了一些话，说他母亲在他出生前几天受了伤。
He remembered some talk about his mother having been injured several days before he had been born.
丈夫彭先生前额缝了九针，后脑也缝了两针，此外鼻子和油烟也受了伤。
Peng, the husband, received nine stitches on his forehead and two on the back of his head, and he also has injuries to his nose and right eye.
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