Villus Collection

Small intestine, SEM
Small intestine. Coloured scanning electron micrograph (SEM) of a biopsy from the small intestines of a child. The small intestine runs from the stomach to the large intestine

Human digestive system, artwork. At top, food from the mouth forms a bolus that is swallowed down the oesophagus. At centre, the bolus is about to enter the stomach (arrow)

Intestinal lining

Intestinal microvilli, TEM
Intestinal microvilli, coloured transmission electron micrograph (TEM). The microvilli are finger-like projections (seen here in circular cross-section)

Intestinal villi, SEM
Intestinal villi. Coloured scanning electron micrograph (SEM) of a section through a part of the small intestine, showing the villi that cover its inner surface

Cross section illustration of human small intestine showing muscle layer, villus and plicae

Illustration of villus in human small intestine absorbing peptides and amino acids into capillaries

Microscopic view inside of the artery with intestinal villi

Conceptual image of intestinal villi

Microscopic view of intestinal villi inside the small intestine
Microscopic view of intestinal villi which can be found inside of the small intestine

Microscopic cross section view of the small intestine. TheAsmall intestineAis a long, highly convoluted tube in the digestive system that absorbs about 90% of the nutrients from the food we eat

Chyliferous vessel of the intestinal villus. Line engraving, French, 19th century
CHYLIFEROUS VESSEL. Chyliferous vessel of the intestinal villus. Line engraving, French, 19th century

Intestinal villi, artwork F005 / 0627
Intestinal villi, computer artwork

Intestinal villi, artwork F005 / 0629
Intestinal villi, computer artwork

Inflamed intestinal villi, artwork F005 / 0632
Inflamed intestinal villi, computer artwork

Intestinal villi, artwork F005 / 0631
Intestinal villi, computer artwork

Intestinal villi, artwork F005 / 0630
Intestinal villi, computer artwork

Intestinal villi, artwork F005 / 0628
Intestinal villi, computer artwork

Small intestine, light micrograph
Small intestine. Light micrograph of a section through the small intestine. The finger-like projections at left are the villi. These increase the surface area for the absorption of food

Intestinal microvilli, SEM C016 / 9066
Intestinal microvilli. Coloured scanning electron micrograph (SEM) of a section through the lining of the small intestine, showing the densely packed microvilli (hair-like, top)

Intestinal microvilli, SEM C016 / 9067
Intestinal microvilli. Coloured scanning electron micrograph (SEM) of a section through the lining of the small intestine, showing the densely packed microvilli (hair-like, top)

Colorectal cancer cell, SEM
Colorectal cancer cell. Coloured scanning electron micrograph (SEM) of a cancer cell from the human colon (large intestine). Cancer of the colon is also known as colorectal cancer

Intestinal brush border, TEM
Intestinal brush border. Transmission electron micrograph (TEM) of intestinal absorptive cells sectioned horizontally at their apex to show the surface microvilli (round)

Dividing cancer cell, SEM C014 / 0362
Dividing cancer cell. Coloured scanning electron micrograph (SEM) of a colorectal cancer cell undergoing mitosis (nuclear division) and splitting into two daughter cells (left and right)

Small bowel epithelium, TEM
Small bowel epithelium. Transmission electron micrograph (TEM) of a section through the epithelial lining of a villus in the small bowel, showing the enterocyte cells

Dividing cancer cell, SEM C014 / 0361
Dividing cancer cell. Coloured scanning electron micrograph (SEM) of a colorectal cancer cell undergoing mitosis (nuclear division) and splitting into two daughter cells (left and right)

Food & bacteria in the ileum, SEM
Food and bacteria in the small intestine. Coloured scanning electron micrograph (SEM) of food debris (yellow) and normal intestinal bacteria (purple) on villi (projections, red) in the ileum

Coloured SEM of a sectioned villus from the ileum

Small intestine villi, section
Villi in the small intestine, fluorescent light micrograph. Villi are finger-like projections from the inner lining of the small intestine that serve to increase the surface area available for

Coloured SEM of a villus of the small intestine
Villus of small intestine. Coloured scanning electron micrograph (SEM) showing a healthy villus of the small intestine. The villus epithelium (lining) is made up of mucus-producing goblet cells (pink)

Small intestine villus, SEM
Small intestine villus. Coloured scanning electron micrograph (SEM) of a freeze fracture section through a villus from the mucosal lining of the small intestine

Illustration of intestinal villi. These are minute finger-like projections found on the lining of the small intestine. Their role is food absorption

Illustration of the small intestine
Illustration of the muscle layers and blood supply of the small intestine. The small intestine is a long, complex-layered part of the gut responsible for digestion and absorption of food

Intestinal cells, light micrograph
Intestinal cells. Light micrograph of a section through two folds (villi) in the small intestine. The villi are aligned vertically, with one at left and one at right

Colour SEM of villi in the small intestine
Intestinal villi. Coloured Scanning Electron Micrograph (SEM) of villi in the small intestine. Villi are folded projections of the mucous membrane that line the inside wall of the small intestine

Large intestine, TEM
Large intestine. Coloured transmission electron micrograph (TEM) of a section through the wall of the large intestine. The surface consists of many small hair-like absorptive cells (green)

Small intestine lining, SEM
Small intestine villi. Coloured scanning electron micrograph (SEM) of villi (folds) on the lining of the small intestine. Villi greatly increase the intestinal surface area for absorbing nutrients

Small intestine villi, SEM
Small intestine villi. Coloured scanning electron micrograph (SEM) of villi (folds) on the lining of the small intestine. Villi greatly increase the intestinal surface area for absorbing nutrients

Small intestine. Fluorescence confocal light micrograph of a horizontal section through the mucosa of the human small intestine, showing crypts of Lieberkuhn (pink and blue)

False-colour SEM through the wall of the duodenum
False-colour scanning electron micrograph (SEM) of a section through the duodenum. The duodenal wall has muscle layers (at far left, brown)

Artwork showing structure of small intestine villi

False-colour SEM of villi in the jejunum
False-colour scanning electron micrograph (SEM) of villi in the jejunum of the small intestine. Folds (villi) in the jejunum wall increase the surface area of the small intestine for its role in food

Blood vessels from intestinal wall, SEM
Blood vessels. Coloured scanning electron micrograph (SEM) of blood vessels from villi in the duodenum, part of the small intestine

Blood vessels in the intestine, SEM
Blood vessels of the small intestine, coloured scanning electron micrograph (SEM). Large blood vessels (bottom) supply the intestine and encircle its outer wall (lower frame and upper left)

Blood vessels from intestinal villi, SEM
Blood vessels. Coloured scanning electron micrograph (SEM) of blood vessels from villi in the duodenum, part of the small intestine

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The small intestine is a fascinating organ in the human digestive system, and one of its key components are the villi. These tiny finger-like projections play a crucial role in absorbing nutrients from our food. When observed under a scanning electron microscope (SEM), the intricate structure of these villi becomes apparent. They line the inner surface of the intestinal wall, forming an elaborate network that increases the surface area for absorption. This artwork depicting the human digestive system showcases their importance beautifully. Zooming in further with a transmission electron microscope (TEM), we can see another level of detail - microvilli covering each individual villus. These microscopic structures greatly enhance nutrient absorption by further increasing surface area. In this SEM image, we get an up-close look at intestinal villi themselves. Their unique shape and arrangement contribute to efficient digestion and absorption processes within our bodies. A cross-section illustration provides us with insight into how these villi fit into the overall structure of the small intestine. We can see layers including muscle tissue, plicae (folds), and prominently displayed are those vital villi responsible for nutrient uptake. Another captivating illustration demonstrates how peptides and amino acids are absorbed into capillaries through these remarkable structures known as villi. It's incredible to think about all that happens on such a microscopic scale. Even arteries have not escaped their influence. A microscopic view reveals how intestinal villi extend inside blood vessels, ensuring efficient transportation of absorbed nutrients throughout our body systems. Conceptual images help us visualize just how important these little protrusions truly are. They represent life-sustaining functions occurring within our bodies every day – extracting essential substances from food to nourish ourselves. Microscopic views provide yet another glimpse into this world within us; they reveal intricate details hidden beneath what we perceive externally. The delicate nature of these intestinal villi is awe-inspiring when seen up close like this.