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患胆道疾病的人,医生总是要交待不要进食油腻食物,这是什么道理呢?因为在正常情况下,由肝产生的黄绿色胆汁,先流入胆囊进行脱水浓缩,然后在胆囊收缩素(一种化学物质)的作用下,通过胆道系统,将经过浓缩的胆汁,排到十二指肠内,去帮助消化食物(消化脂肪和吸收维生素A、D等)。胆汁内主要含有胆盐,可使脂肪变成极细的微粒并成乳化状态,以利胰液中的脂肪酶将其进一步分解后被机体吸收利用。当胆道或胆囊有了病,如胆结石、胆囊炎,胆汁的分泌与排出就发生障碍,脂肪的消化与吸收便受到影响。有不少
What is the rationale for a doctor who always has to deal with biliary diseases because it does not eat oily foods? Because under normal circumstances, the yellow-green bile produced by the liver first flows into the gallbladder for dehydration and concentration, and then cholecystokinin Chemical substances) through the biliary system, the concentrated bile, discharged to the duodenum, to help digestion of food (digestion of fat and absorption of vitamins A, D, etc.). Bile mainly contains bile salts, fat can become very fine particles and into an emulsified state, in order to facilitate further decomposition of lipase in pancreatic juice is absorbed by the body. When the bile duct or gallbladder with the disease, such as gallstones, cholecystitis, bile secretion and discharge of obstacles, the digestion and absorption of fat will be affected. There are many