乳糜管是可以吸收小肠肠绒毛中饮食脂肪的。甘油三酯通过脂肪酶、胆汁和水解乳化，产生脂肪酸、甘油二酯和的混合物。These then pass from the intestinal lumen into the enterocyte, where they are re-esterified to form triglyceride. The triglyceride is then combined with phospholipids, cholesterol ester, and apolipopr