镉可以在组织中蓄积，尤其是肾脏和肝脏，会使肾脏、肝脏、胃肠道、睾丸、心脏、血管、骨髓、胰腺等产生组织学改变，也可产生亚致死效应如抑制生长和贫血。当镉被喂食或注射时，会使睾丸发育不全和抑制精子产生。本文目的在于研究在慢性暴露过程中镉在组织中的蓄积及其对田垠 Cadmium can accumulate in tissues, especially the kidneys and the liver, causing histological changes in the kidneys, liver, gastrointestinal tract, testis, heart, blood vessels, bone marrow, pancreas and the like, as well as sublethal effects such as growth inhibition and anemia. When cadmium is fed or injected, it causes testicular hypoplasia and inhibits sperm production. The purpose of this paper is to study the accumulation of cadmium in tissues during chronic exposure and its effect on Tian Yin