Corpus: Gastrointestinal tract
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Synonym: GIT, gastrointestinal tract (MDT)
English:
Definition[Bearbeiten]
The gastrointestinal tract, abbreviated as GIT', is the largest section of the digestive tract in domestic mammals and is significantly involved in the processing and absorption of ingested food.
Anatomy[Bearbeiten]
The gastrointestinal tract extends from the stomach to the anus and contains the digestive organs as well as all attached glands:
- Stomach (gaster)
- Small intestine (intestinum tenue):
- Duodenum (duodenum)
- jejunum (empty intestine)
- ileum (small intestine)
- attached glands:
- liver (hepar)
- Gall bladder (vesica fellae)
- Pancreas (pancreas)
- Large intestine (colon):
- Colon ascendens (ascending colon)
- transverse colon (transverse colon)
- Descending colon (descending colon)
- Rectum (rectum)
- Anus (anus)
Histology[Bearbeiten]
The gastrointestinal tract has a uniform histological structure. The following layers can be distinguished from the inside to the outside:
- Tunica mucosa (mucous membrane):
- Lamina epithelialis mucosae
- Lamina propria mucosae
- Lamina muscularis mucosae
- Tela submucosa (submucosa)
- Tunica muscularis (muscle layer):
- Stratum circulare
- Stratum longitudinale
- Tunica adventitia (adventitia) or tunica serosa (serosa)
Literature[Bearbeiten]
- Nickel R, Schummer A, Seiferle E. 2004. Lehrbuch der Anatomie der Haustiere, Band II: Eingeweide. 9., unveränderte Auflage. Stuttgart: Parey in MSV Medizinverlage Stuttgart GmbH & Co. KG. ISBN: 978-3-8304-4152-6
- Salomon FV, Geyer H, Uwe G. 2008. Anatomy for veterinary medicine. 2nd, updated and expanded edition. Stuttgart: Enke Verlag in MVS Medizinverlage Stuttgart GmbH & Co. KG. ISBN: 978-3-8304-1075-1