Question

Какую роль выполняет желчь1) содержит ферменты,расщепляющие белки 3)превращает жиры в мелкие капельки2)обеспечивает механическое измельчение пищи 4) содержит ферменты расщепляющие жиры

Answer 1

Надо жир снят с сжега чтобы там все написано

Answer 2

Желчь содержит ферменты расщепляющие жиры

Answer 3

The Role of Bile in Digestion

Bile is a digestive fluid produced by the liver and stored in the gallbladder. It plays a crucial role in the digestion and absorption of fats in the small intestine. Here are the key roles that bile performs in the digestive process:

1. Contains Enzymes that Break Down Proteins: Bile contains enzymes, such as proteases, that help in the breakdown of proteins into smaller peptides and amino acids. These enzymes aid in the digestion of proteins and facilitate their absorption in the small intestine.

2. Emulsifies Fats: One of the primary functions of bile is to emulsify fats. Emulsification is the process of breaking down large fat globules into smaller droplets. Bile contains bile salts, which act as emulsifiers and help in the breakdown of fats into tiny droplets. This process increases the surface area of fats, making it easier for digestive enzymes called lipases to break them down into smaller molecules.

3. Facilitates Absorption of Fats: The emulsification of fats by bile allows for better absorption of fats in the small intestine. The smaller fat droplets created by bile provide a larger surface area for the action of lipases. These lipases break down the fats into fatty acids and glycerol, which can then be absorbed by the intestinal cells and transported into the bloodstream for energy production and other functions.

4. Mechanical Digestion: Bile also plays a role in the mechanical digestion of food. When bile is released into the small intestine, it helps in the physical breakdown of large fat globules, making them easier to digest. This mechanical action aids in the overall digestion process by increasing the efficiency of enzyme activity and facilitating the absorption of nutrients.

In summary, bile performs several important functions in the digestive process. It contains enzymes that break down proteins, emulsifies fats, facilitates the absorption of fats, and contributes to the mechanical digestion of food. These functions are essential for the efficient digestion and absorption of nutrients in the body.

I hope this information is helpful! Let me know if you have any further questions.