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每日學習卡:脂肪酶(lipase)是如何製造的

(2023-06-06 06:28:12) 下一個

脂肪酶是在你的胰腺中製造的。胰腺是一個位於你的胃和小腸之間的腺體,它既有內分泌功能(如製造胰島素和胰高血糖素等荷爾蒙),又有外分泌功能(如製造消化酶,包括脂肪酶)。

在胰腺中,脂肪酶的生產主要發生在一種稱為胰腺酸粒細胞的細胞中。這些細胞將脂肪酶以及其他消化酶(如澱粉酶和蛋白酶)封裝在小囊泡中,這些囊泡會通過一係列的管道被輸送到胰腺的主導管,然後釋放到十二指腸,這是小腸的第一部分。

在十二指腸中,脂肪酶會與從肝髒和膽囊分泌出來的膽汁混合。膽汁中的膽鹽有助於將食物中的大脂肪滴分解成小脂肪滴,這使得脂肪酶更容易接觸到脂肪並將其分解為更小的分子,以便在小腸中被吸收。

這就是脂肪酶的生產和功能的基本過程。但需要注意的是,這個過程可能會受到各種因素的影響,包括你的飲食、健康狀況以及你的胰腺、肝髒和膽囊的健康狀況。

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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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