Normally, trypsinogen isn't activated until it is cleaved by protease enteropeptidase which is found in the duodenum.

通常情况下，胰蛋白酶原在被十二指肠中的肠肽酶切割之后才会被。

(1) The duodenmn, which is only a 25cm section, receives chyme from the stomach, helps regulate gastric emptying.

（1）只有25厘米的十二指肠，从中接收食糜，并助调节排空。

The pancreas is along the lower curvature of the stomach, close to where it meets the first region of the small intestine, the duodenum.

5。胰腺在大弯附近，靠近肠始段（十二指肠）相接的部位。

Some studies suggest that hookworms can treat allergies, which may be another reason allergies are more common in industrialized countries where hookworms are few and far between.

一些研究认为十二指肠虫能够治疗过敏，这也解释了为什么过敏在工业化的国家更常见那儿的十二指肠虫相对较少。

Next, the food travels down through the esophagus to the stomach, where mechanical and chemical digestion continues, the muscular walls of the stomach contract vigorously to mix food with gastric juice, producing a mixture called chyme.

液化食物逐渐进入肠，在十二指肠（肠的第一部分）中，接受来自胰腺的酶。