<prompt> Not seen in colonTaeniaePyers patchesSacculationsAppendices  <response>: Peyers patch are aggregations of gut assossiated lymphoid tissue that are usually found in the lowest poion of the small intestine, the ileum, in humans; as such, they differentiate the ileum from the duodenam and jejunam. The duodenum can be identified by burnners gland. The jejunum has neither Brunners glands nor Peyers patches. Ref - BDC vol2 pg257,264 