![Histology on Twitter: "Plicae circulares (valves of Kerckring), very regularly placed. Notice the intestinal villi on top of them. This specimen comes from the proximal small intestine but not the duodenum (there Histology on Twitter: "Plicae circulares (valves of Kerckring), very regularly placed. Notice the intestinal villi on top of them. This specimen comes from the proximal small intestine but not the duodenum (there](https://pbs.twimg.com/media/DtFzSTCV4AUVIMz.jpg)
Histology on Twitter: "Plicae circulares (valves of Kerckring), very regularly placed. Notice the intestinal villi on top of them. This specimen comes from the proximal small intestine but not the duodenum (there
![Illustration of the Structure of intestinal tract, jejunum, Kerckring Valves. This longitudinal section view labelled illustration is from 'Asklepios Stock Photo - Alamy Illustration of the Structure of intestinal tract, jejunum, Kerckring Valves. This longitudinal section view labelled illustration is from 'Asklepios Stock Photo - Alamy](https://c8.alamy.com/comp/2ACXE6T/illustration-of-the-structure-of-intestinal-tract-jejunum-kerckring-valves-this-longitudinal-section-view-labelled-illustration-is-from-asklepios-2ACXE6T.jpg)
Illustration of the Structure of intestinal tract, jejunum, Kerckring Valves. This longitudinal section view labelled illustration is from 'Asklepios Stock Photo - Alamy
![Well-formed scar and absent valves of Kerckring or mucosal folds in the... | Download Scientific Diagram Well-formed scar and absent valves of Kerckring or mucosal folds in the... | Download Scientific Diagram](https://www.researchgate.net/publication/221806103/figure/fig5/AS:305370393268228@1449817383448/Well-formed-scar-and-absent-valves-of-Kerckring-or-mucosal-folds-in-the-region-of-a.png)