What does saliva do

1. Without the help of saliva, dry food cannot be swallowed. After saliva-soaked food, it can lubricate the mouth, throat, and esophagus, making these parts soft and elastic. 0 2 0 2 0 2 2, without saliva to moisten the mouth, the tongue movement is not very flexible, it is not very convenient to speak, and the singer cannot pass on our beautiful singing voice.

0 2 0 2 0 2 3, without the help of saliva, the tongue will not be able to distinguish the sweet and sour food, and it will not know the taste. 0 2 0 2 0 2 4. Inorganic salts and lysozyme in saliva have the function of dissolving and destroying bacteria, and have the function of reducing dental caries. 0 2 0 2 0 2 5, saliva attaches to the gastric mucosa in the stomach, and also has a certain effect on the prevention and treatment of gastric ulcers.

I know about amylase, which breaks down starch. When you talk about exemption, I think of many animals that have bactericidal enzymes in their saliva, such as dogs, etc., which I know people don't have.

Salivary amylase, which acts as catalysis.

There are three pairs of large salivary glands in the human mouth: the parotid gland, the sublingual gland, the submandibular gland, and countless scattered small salivary glands, and saliva is a mixture of these salivary glands. Saliva is a colorless, odorless, and nearly neutral hypotonic liquid.

The water in saliva accounts for about 99 5, the organic matter is mainly mucin, as well as salivary amylase, lysozyme, etc., and the inorganic matter of Pai rubber roll mainly includes sodium, potassium, calcium, sulfur, chlorine, etc.

The effects of saliva include:

1) Saliva can moisten and dissolve food to cause taste.

2) Saliva cleans and protects the mouth.

3) The cellular proteins in saliva can make food cells form a mass that is easy to swallow.

4) Amylase in saliva can simply decompose starch, but this residual effect is very weak, and salivary amylase only works in the oral cavity, when entering the stomach, the pH value drops, and this enzyme quickly loses its pure deactivation. Food in the oral cavity is mainly mechanically digested, accompanied by a small amount of chemical digestion, and can reflexively cause the activities of the stomach, intestines, pancreas, liver, gallbladder and other organs to prepare for later digestion.

General purpose: Cancer and AIDS can be detected by saliva.

Purpose: Moistens mouth and food, facilitates speaking and swallowing.

Dissolve food and remove food particles from the taste buds so that you can continue to taste the taste of food.

Cleans and protects the mouth.

Antimicrobial effect. Digestion.

Function: 1. It has the effect of lubricating the mucous membrane of the mouth and slippery cavity, dissolving food and facilitating swallowing.

2. It also contains amylase and lysozyme, which can help digestion and Zaolu Town has a partial bactericidal effect.

3. The effect of digestion and taste and cleaning have certain immune protection functions on the local area, but there is no obvious bactericidal effect.

The disadvantages of saliva:

Saliva can also transmit diseases through the human body that carries germs.