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每日学习卡:脂肪酶(lipase)是如何制造的

(2023-06-06 06:28:12) 下一个

脂肪酶是在你的胰腺中制造的。胰腺是一个位于你的胃和小肠之间的腺体,它既有内分泌功能(如制造胰岛素和胰高血糖素等荷尔蒙),又有外分泌功能(如制造消化酶,包括脂肪酶)。

在胰腺中,脂肪酶的生产主要发生在一种称为胰腺酸粒细胞的细胞中。这些细胞将脂肪酶以及其他消化酶(如淀粉酶和蛋白酶)封装在小囊泡中,这些囊泡会通过一系列的管道被输送到胰腺的主导管,然后释放到十二指肠,这是小肠的第一部分。

在十二指肠中,脂肪酶会与从肝脏和胆囊分泌出来的胆汁混合。胆汁中的胆盐有助于将食物中的大脂肪滴分解成小脂肪滴,这使得脂肪酶更容易接触到脂肪并将其分解为更小的分子,以便在小肠中被吸收。

这就是脂肪酶的生产和功能的基本过程。但需要注意的是,这个过程可能会受到各种因素的影响,包括你的饮食、健康状况以及你的胰腺、肝脏和胆囊的健康状况。

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Lipase is manufactured in your pancreas. The pancreas is a gland located between your stomach and small intestine that has both endocrine functions (such as producing hormones like insulin and glucagon) and exocrine functions (such as producing digestive enzymes, including lipase).

Within the pancreas, the production of lipase primarily occurs in a type of cell known as a pancreatic acinar cell. These cells package lipase along with other digestive enzymes (like amylase and protease) into small vesicles, which are then transported via a series of ducts to the main pancreatic duct, and then released into the duodenum, which is the first part of the small intestine.

In the duodenum, the lipase mixes with bile that has been secreted from the liver and gallbladder. The bile salts in the bile help to break down large fat droplets in the food into smaller fat droplets, which makes it easier for the lipase to access the fats and break them down into smaller molecules for absorption in the small intestine.

That's the basic process of lipase production and function. However, it's important to note that this process can be influenced by a variety of factors, including your diet, health, and the health of your pancreas, liver, and gallbladder.

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