Small Intestine Cell - PowerPoint PPT Presentation

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Small Intestine Cell

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  1. Small IntestineCell By: Juan Francisco Rubio Andrea Zolezzi Stefano Malaga

  2. Small Intestine • Thesmallintestineisone of theorgansthathelpthedigestive and excrementoryprocesses • Thesmallintestineismad up of 3 parts • Duodenum • Jejunum • Ileum

  3. Cells • The small intestine contains many distinct types of cells, each of serve a specific function. • Enterocytes Cell • Goblet Cell • Paneth Cell • Enteroendocrine Cell • Microfold Cell • Undifferentiated Cells

  4. CellFunctions • Enterocytesabsorb amino acids and monosaccharidesby active transport, thesecellslastabout 5-6 days • TheGobletCellssecretes the mucus thatlubricatesthepassagewherefoodpassesby and protectsitfromdigestiveenzymes, lifespanisalso of 5-6 days • PanethCellspagothyzesome bacteria and protozoa, theyalsocontainantibacterialenzymes • EnteroendocrineCellsthey produce cholecystokinin, whichstimulatespancreaticenzymeproduction and alosinhibitsgastricacidsecretion • Microfoldcellsendocytose antigens and transport them to the underlying lymphoid cells • Underdifferentiated cells are destines to be goblet cells or goes through 2 divisions

  5. Structure

  6. Sources • http://www.courseweb.uottawa.ca/medicine-histology/english/Gastrointestinal/gastro_small_intest.htm • http://www.britannica.com/EBchecked/media/107046/The-small-intestine-contains-many-distinct-types-of-cells-each • http://en.wikipedia.org/wiki/Small_intestine