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人的血液中的胆固醇有两个来源:从食物中获得的称为“外源性胆固醇”;从其他组织,如肝和小肠等细胞内合成的,称为“内源性胆固醇”。血脂是指血液中所含有的脂质成分的总称,包括胆固醇、甘油三酯(三酰甘油)、磷脂、脂肪酸,还有脂溶性维生素(A、D、E、K)类固醇激素等,但与动脉粥样硬化有关的脂质主要是胆固醇和甘油三酯。高脂血症最简单的定义为血清中“总胆固醇、甘油三酯、低密度脂蛋白”的胆固醇水平单项或多项超过正常范围,而
There are two sources of cholesterol in human blood: what is called “exogenous cholesterol” obtained from food; and “endogenous cholesterol” synthesized in other tissues such as the liver and small intestine, “. Lipid refers to the general term for lipid components contained in blood, including cholesterol, triglycerides (triglycerides), phospholipids, fatty acids, and fat-soluble vitamins (A, D, E, K) Atherosclerosis-related lipids are mainly cholesterol and triglycerides. The simplest definition of hyperlipidemia is that the cholesterol level of ”total cholesterol, triglyceride, low density lipoprotein" in serum is more or less than the normal range