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  2. Lacteal - Wikipedia

    en.wikipedia.org/wiki/Lacteal

    A lacteal is a lymphatic capillary that absorbs dietary fats in the villi of the small intestine. Triglycerides are emulsified by bile and hydrolyzed by the enzyme lipase, resulting in a mixture of fatty acids, di- and monoglycerides. [1] These then pass from the intestinal lumen into the enterocyte, where they are re-esterified to form ...

  3. Small intestine - Wikipedia

    en.wikipedia.org/wiki/Small_intestine

    The small intestine or small bowel is an organ in the gastrointestinal tract where most of the absorption of nutrients from food takes place. It lies between the stomach and large intestine, and receives bile and pancreatic juice through the pancreatic duct to aid in digestion. The small intestine is about 5.5 metres (18 feet) long and folds ...

  4. Gastrointestinal wall - Wikipedia

    en.wikipedia.org/wiki/Gastrointestinal_wall

    In the small intestine, villi are folds of the mucosa that increase the surface area of the intestine. The villi contain a lacteal , a vessel connected to the lymph system that aids in the removal of lipids and tissue fluids.

  5. Intestinal villus - Wikipedia

    en.wikipedia.org/wiki/Intestinal_villus

    Intestinal villi (sg.: villus) are small, finger-like projections that extend into the lumen of the small intestine.Each villus is approximately 0.5–1.6 mm in length (in humans), and has many microvilli projecting from the enterocytes of its epithelium which collectively form the striated or brush border.

  6. Enterocyte - Wikipedia

    en.wikipedia.org/wiki/Enterocyte

    It is thought to cross into the blood capillary using one of the other GLUT transporters. Peptide and amino acid uptake. Peptidases in the glycocalyx cleave proteins to amino acids or small peptides. Enteropeptidase (also known as enterokinase) is responsible for activating pancreatic trypsinogen into trypsin, which activates other pancreatic ...

  7. Transcytosis - Wikipedia

    en.wikipedia.org/wiki/Transcytosis

    Blood capillaries are a well-known site for transcytosis, [5] though it occurs in other cells, including neurons, [6] osteoclasts [7] and M cells of the intestine. [ 8 ] Regulation

  8. Transcellular transport - Wikipedia

    en.wikipedia.org/wiki/Transcellular_transport

    A place in the human body where this occurs is in the intestines with the uptake of glucose. Secondary active transport is when one solute moves down the electrochemical gradient to produce enough energy to force the transport of another solute from low concentration to high concentration. [2] An example of where this occurs is in the movement ...

  9. Superior mesenteric vein - Wikipedia

    en.wikipedia.org/wiki/Superior_mesenteric_vein

    In human anatomy, the superior mesenteric vein (SMV) is a blood vessel that drains blood from the small intestine (jejunum and ileum).Behind the neck of the pancreas, the superior mesenteric vein combines with the splenic vein to form the portal vein that carries blood to the liver.