Intestinal villus
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Intestinal villi are small, finger-like projections that extend into the lumen of the small intestine. Each villus is approximately 0.5–1.6 mm in length, and has many microvilli projecting from the en
Micrograph of the small intestine mucosa showing villi – top half of image. H&E stain
Cross-section histology of small intestinal villi of the human terminal ileum.
MicroCT-based volume projection of the jejunal mucosa of a chicken. Virtual volume block with vertically truncated villi in oblique view. Scalebar = 0.2 mm.
MicroCT-based volume projection of the jejunal mucosa of a chicken. Virtual horizontal cut through villi. Scalebar = 0.2 mm.
Gastrointestinal tract
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The gastrointestinal tract is the tract or passageway of the digestive system that leads from the mouth to the anus. The tract is one of the largest of the body's systems. The GI tract contains all th
Intestinal villus
…from the dog's small intestine. X 80. (Simple columnar epithelium labeled at right, third from top.) Transverse section of a villus, from the human intestine. X 350. a. Basement membrane, here somewhat shrunken away from the epithelium. b. Lacteal. c. Columnar epithelium. d. Its striated border. e. Goblet…
Diagram of human microbiota depicted in various regions of the gastrointestinal tract