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K23 Micro Anatomy Digestive Tract - Universal Medical Inc-ag

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									                    K23




K23 Micro Anatomy
Digestive Tract      ®
                                                                        Latin   English                  3B MICROanatomy™ Digestive System
Oesophagus                                  Tunica muscularis:                  The model illustrates the structure of the fine tissues   B Fundus of stomach
Tunica mucosa:                                6 Stratum circulare               of four characteristics sections of the digestive           Mucous membrane:
  1 Epithelium mucosae (nonkeratinized        7 Stratum longitudinale           system:                                                       1 Outer mucous tissue (small depression in
     squamous epithelium)                   8 Tunica adventitia                                                                                  the mucous membrane of the stomach)
  2 Lamina propria                          9 Tunica serosa                     •   Esophagus                                                 2 Actual mucous membrane
  3 Lamina muscularis mucosae                10 Goblet cell                     •   Stomach                                                   3 Mucous gland of the fundus of stomach
4 Tela submucosa                             11 Enterocyte                      •   Small intestine                                           4 Muscle layer in the mucous membrane
  5 Glandula oesophagea                                                         •   Large intestine                                         5 Sub-muscous tissue
Tunica muscularis:                                                                                                                          Muscular tunic:
  6 Stratum circulare                                                           The structures of the walls of the digestive system           6 Circular layer
  7 Stratum longitudinale                                                       are basically the same, but modified from section             7 Longitudinal layer
8 Tunica adventitia                                                             to section. The following layers can be found in all        8 External coat
                                                                                sections (from inside to outside):                          9 Serous tunic
Fundus gastricus                                                                                                                             10 Peptic cell
Tunica mucosa:                                                                  • Tunica mucosa (mucous membrane):                           11 Parietal cell
  1 Epithelium mucosae (Foveola gastrica)                                         Epithelium mucosae                                         12 Mucous neck cell
  2 Lamina propria                                                                Lamina propria
  3 Glandula gastrica                                                             Lamina muscularis mucosae                               C   Jejunum (small intestine)
  4 Lamina muscularis mucosae                                                   • Tela submucosa (sub-mucous tissue)                          Mucous membrane:
5 Tela submucosa                                                                • Tunica muscularis (muscular tunic):                            1 Outer mucous tissue
Tunica muscularis:                                                                Stratum circulare                                              2 Crypt
  6 Stratum circulare                                                             Stratum longitudinale                                          3 Actual mucous membrane
  7 Stratum longitudinale                                                       • Tunica adventitia and Tela subserosa (external                 4 Muscle layer in the mucous membrane
8 Tunica adventitia                                      ®                        coat)                                                                    ®
                                                                                                                                              5 Sub-muscous tissue
9 Tunica serosa                                                                 • Tunica serosa (serous tunic):                               Muscular tunic:
 10 Peptic cell                                                                   Lamina propria serosae                                         6 Circular layer
 11 Parietal cell                                                                 Lamina epithelialis                                            7 Longitudinal layer
 12 Mucous neck cell                                                                                                                          8 External coat
                                                                                The front of the model, from top to bottom, shows             9 Serous tunic
Jejunum (Intestinum tenue)                                                      a magnified view in histological section of the indi-           10 Endocrine cell
Tunica mucosa:                                                                  vidual sections of the digestive system and their               11 Paneth’s granular cell
   1 Epithelium mucosae                                                         fine tissue structures.
   2 Crypta                                                                                                                               D Colon
   3 Lamina propria                                                             On the back of the model, highly magnified views            Mucous membrane:
   4 Lamina muscularis mucosae                                                  of didactically interesting areas of each of the dige-        1 Outer mucous tissue
5 Tela submucosa                                                                stive system sections shown on the front are                  2 Crypt
Tunica muscularis:                                                              emphasized.                                                   3 Actual mucous membrane
   6 Stratum circulare                                                                                                                        4 Muscle layer in the mucous membrane
   7 Stratum longitudinale                                                                                                                  5 Sub-muscous tissue
8 Tunica adventitia                                                             A Esophagus [gullet]                                        Muscular tunic:
9 Tunica serosa                                                                   Mucous membrane:                                            6 Circular layer
  10 Endocrine cell                                                                 1 Outer mucous tissue (nonkeratinized squa-               7 Longitudinal layer
  11 Paneth’s granular cell                                                            mous epithelium)                                     8 External coat
                                                                                    2 Actual mucous membrane                                9 Serous tunic
Colon                                                                               3 Muscle layer in the mucous membrane                    10 Goblet cell
Tunica mucosa:                                                                    4 Sub-muscous tissue                                       11 Enterocyte
  1 Epithelium mucosae                                                              5 Esophagal gland
  2 Crypta                                                                        Tunica muscularis:
  3 Lamina propria                                                                  6 Circular layer
  4 Lamina muscularis mucosae                                                       7 Longitudinal layer
5 Tela submucosa                                                                  8 External coat
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