Question

Установите последовательность событий в организме человека при усвоении жиров полученных с пищей: 1) попадание пищи в двенадцатиперстную кишку 2) поступление жиров в подкожную жировую клетчатку 3) попадание пищи в ротовую полость 4) расщипление жиров ферментами сока поджелудочной железы на жирные кислоты и глицерин 5) прохождение пищи через пищевод в желудок 6) всасывание жирных кислот и глицерина в лимфу

Answer 1

3,5 - прохождение пищи через пищевод в желудок,1,4,6,2.

Answer 2

Sequence of Events in Fat Digestion and Absorption in the Human Body:

To understand the sequence of events in the digestion and absorption of fats in the human body, let's go through each step:

1. Entry of Food into the Oral Cavity (Mouth): The process of fat digestion begins when food enters the oral cavity. However, the major breakdown of fats occurs in the small intestine. [[1]]

2. Passage of Food through the Esophagus into the Stomach: After chewing and swallowing, the food travels down the esophagus and enters the stomach. The stomach plays a role in breaking down food, but fat digestion primarily occurs in the small intestine. [[1]]

3. Entry of Food into the Duodenum (First Part of the Small Intestine): The partially digested food, including fats, moves from the stomach into the duodenum, the first part of the small intestine. [[1]]

4. Release of Bile and Pancreatic Enzymes: The liver produces bile, which is stored in the gallbladder and released into the duodenum. Bile helps emulsify fats, breaking them down into smaller droplets. The pancreas also releases pancreatic enzymes, including lipase, which further breaks down fats into fatty acids and glycerol. [[1]]

5. Emulsification of Fats: Bile salts in the duodenum emulsify fats, increasing their surface area and allowing lipase to act more effectively. This process helps in the digestion of fats. [[1]]

6. Hydrolysis of Fats: Lipase, an enzyme produced by the pancreas, breaks down fats into fatty acids and glycerol through a process called hydrolysis. This breakdown occurs in the small intestine. [[1]]

7. Absorption of Fatty Acids and Glycerol: Once the fats are broken down into fatty acids and glycerol, they are absorbed into the lining of the small intestine. The fatty acids and glycerol are then transported into the lymphatic system through specialized vessels called lacteals. From there, they eventually enter the bloodstream. [[1]]

8. Transportation of Fatty Acids and Glycerol: The absorbed fatty acids and glycerol are transported through the lymphatic system and eventually enter the bloodstream. From the bloodstream, they are delivered to various tissues and organs in the body for energy production or storage. [[1]]

To summarize, the sequence of events in the digestion and absorption of fats in the human body is as follows:

1. Entry of food into the oral cavity. 2. Passage of food through the esophagus into the stomach. 3. Entry of food into the duodenum. 4. Release of bile and pancreatic enzymes. 5. Emulsification of fats. 6. Hydrolysis of fats. 7. Absorption of fatty acids and glycerol. 8. Transportation of fatty acids and glycerol.

Please note that this is a simplified explanation of the process, and there may be additional factors and details involved.