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Intestine

Last actualisation: April 4, 2019

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Intestine information

The intestine is the part of the digestive tract in which the process of substance absorption occurs due to the enzymes in it.

The small intestine is divided into the duodenum, and the jejunum and ileum.

The large intestine is divided into a small intestine, ascending colon, transverse, descending and sigmoid colon, and the rectum.

Intestine facts
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Intestine facts

1. Microorganisms found in the gut are called intestinal flora.

2. The intestinal surface of an adult human is over 200 m², over 7 meters long.

3. From the scientific point of view, it would be enough for the human body to function 2 meters of the small intestine.

4. The small intestine is about 2.5 cm in diameter.

5. People who have lost a large part of the intestines have a chance to live normally. There are cases where the intestine, 50 cm long, has managed to grow. However, for the time of regeneration, the patient must use parenteral nutrition.

Autor: Malwina

6. In some invertebrates, the intestine is the entire digestive tract.

7. In carnivorous animals there is a big difference in the structure and functioning of the gut than in herbivorous animals.

Autor: Malwina

8. A doctor dealing with m.in. the gut is a gastrologist.

Autor: Ola

Intestine questions

Where are the intestines in humans?
The intestines are located between the stomach and the anus.

Odpowiedź: Malwina

Why is the intestinal surface of a man so big, over 200 m²?
Because the intestinal walls are covered with small intestinal villi. There is about 30 of them on one square millimeter.

Odpowiedź: Malwina

Why are intestinal villi?
They capture nutrients from the food.

Odpowiedź: Malwina

How is the digestion of food in the small intestine?
Enzymes produced by the pancreas and bile from the liver break down proteins, fats and carbohydrates. Then the intestinal villi absorb nutrients.

Odpowiedź: Malwina

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