What is the function of human gastrointestinal function?

1, the function of human gastrointestinal function is digestion and detoxification;

2. Gastrointestine generally refers to the stomach, small intestine and large intestine of the digestive system. The stomach and small intestine are the core of nutrient absorption. Almost all the nutrients needed by the human body need to pass through the stomach. The stomach and intestine become the most important digestive organs.

3. The metabolic cycle of the intestine is 2 weeks. To regulate the intestine, it is necessary to follow the law and improve the initiative.

Extended data:

Introduction of human gastrointestinal function;

Under the combined action of gastric acid and pepsinogen secreted by gastric mucosa, protein in food can be preliminarily decomposed and digested, and bacteria and other microorganisms in food can also be killed.

The stomach is divided into four parts, cardia, fundus, body and pylorus. The function of the stomach is to absorb food, reconcile food and secrete gastric juice; And it has endocrine function, produces some hormones and promotes gastrointestinal activities. The average adult's stomach can hold 12 Jin of food. When the food you eat reaches the stomach, the stomach will secrete a lot of gastric acid to corrode and dissolve the food and prepare for the absorption of the duodenum.

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