Jejunum H&E lumen villi with simple columnar epithelium jejunum
jejunum
H.E.staining 模式图 Core of villus. epithelium villus Smooth muscle gland Artery Lacteal vein Longitudinal section of small intestine
gland epithelium villus Core of villus Artery Lacteal vein Longitudinal section of small intestine H.E. staining 模式图 Smooth muscle
5.1.1 Epithelium Simple columnar epith. 5.1.2 lamina propria C.T.containing lymphatic tissue,solitary lymphatic nodule,intestinal glands. protrudes into the lumen together with epithelium to form villi
5.1.2 lamina propria * C.T. containing lymphatic tissue, solitary lymphatic nodule, intestinal glands . * protrudes into the lumen together with epithelium to form villi . 5.1.1 Epithelium * Simple columnar epith
Villi Lymphatic Smooth capillary muscle Vein Artery Lymphoid Intestinal nodule glands 小小 Lamina propria Muscularis mucosae Submucosa Submucosal plexus Muscular- layer (inner) Myenteric plexus Muscular- Serosa layer (outer)
Small intestinal gland *infolding the epithelium to the lamina propria at the base of villus *types of cells: Goblet c. Absorptive c. Paneth c Stem c. Endocrine c
Small intestinal gland *infolding the epithelium to the lamina propria at the base of villus *types of cells: Goblet c. Absorptive c. Paneth c Stem c. Endocrine c