ReviewΒΆ
| Structures | Esophagus | Stomach | Dueodenum | Jejenum | illeum | large Intestine |
|---|---|---|---|---|---|---|
| Mucosa | Stratifies Squmous Epithelium | Simple Columnar Epithelium | Simple Columnar | Simple Colunmar | Simple Columnar | Simple Columnar |
| Pits and Glands- Mucus cells,PArietal cells ,Cheif cells Etero-Endocrine cells | glands(Enteric-endocrine,goblet cells ,mucus cells and Villi(absorption) (bicarbs secretion) | Vill and glands(panthers cells) | Villi and glands with Payers PAtch | Glands rich in mucosal cells | ||
| Submucosa | Mucous glands | Burners gland | Payers pathch | |||
| Muscularis Externa | SKeletal muscle , SK and SM ,SM only | SM | SM | SM | SM | THickned outer SM of Defecation |