20 facts about digestion
• 20 facts about digestion
We offer you a selection of interesting facts about digestion.
1. Your digestive tract is a 9-meter long tube, which starts in the mouth and the anus ends.
2. In the small intestine as folds down to the most microscopic, that its total surface area is 250 square meters. This is enough to cover a tennis court.
3. Digestion begins even before you have something to eat. Look and smell of food triggers the production of saliva and digestive juices. Once the first piece gets into your mouth, all the digestive system begin to work actively.
4. The Roman physician Galen believed stomach animate being within us, which is "capable of feeling the emptiness that encourages us to seek food."
5. We require about 72 hours to digest the special dinner. First digested carbohydrates, such as various cakes and pastries. Then came the dry overcooked protein (grilled chicken), and will take the longest fats, including sauces and whipped cream with a cake.
6. A person eats an average of about 500 kg of food per year.
7. The mouth has a neutralizing function. He either cools or heats the food to a temperature that is acceptable to the rest of the digestive tract.
8. Every day, we produce about 1, 7 liters of saliva. The amount of saliva is regulated by the autonomic nervous system, which means that the process takes place automatically. That is why we have produced saliva at the mere form, smell or thought of food. 9. The muscles of the digestive organs are reduced wave motion a process called peristalsis. Precisely because of this food gets into the human stomach, even if he is, standing on his head.
10. stomach a huge capacity. The average adult stomach can withstand about 1 liter of food.
11. In order to digest the food also needs calories, that is 5 to 15 percent of our energy consumption. Most energy required for digestion of protein and alcohol.
12 or pica pica - a violation of the Food, in which a person develops the need to have non-edible items such as paint, chalk and dirt. It manifests itself in 30 percent of children, and the cause of it is unknown. There are suggestions that the whole blame lack of some minerals.
13. The main digestive juice - hydrochloric acid, which can dissolve the metal, but plastic toys, pencils and hair located on the other end of the digestive tract in substantially unaltered form.
14. What happens if swallowed gum? There is a myth that gum stays in your stomach 7 years before it can be digested. It is not true. Our body does not digest gum, but it will come together with a chair relatively unchanged. In very rare cases, a large number of chewing gum, and constipation can lead to blockage in the intestines.
15. Most of the hormone serotonin - the main hormone mood - is made not in the head and in the stomach. 16. If pancreatitis is your body literally begins to eat you from the inside. Pain that occurs at the same time, due to the fact that enzymes digest fat seep out of the pancreatic duct to other tissues that actually eats away at you.
17. The water, enzymes, basic salts, mucus and bile create about 7, 5 liters of fluid, that falls to us in the colon. And only about 6 tablespoons of the mixture comes out of all this.
18. The liver is the laboratory of our body. It performs over 500 different functions, including the storage of nutrients, filtering and processing of chemicals in food, bile production and many others.
19. The loudest burp, which was recorded, was 107, 1 dB, which can be compared with the volume of a chainsaw. Its owner was the Briton Paul Hann who demonstrated their abilities on television.
20. Flatulence or intestinal gas is a mixture of swallowed air, gas produced by the reaction in the stomach and gas generated by bacteria in the digestive tract. This mixture consists of nitrogen, oxygen, carbon dioxide, hydrogen and methane.