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Shaun Lester Gutib posted an update in the group
Histology Art – F (2022) 4 years, 1 month ago Duodenum – similar to all the other hollow organs of the gastrointestinal tract: mucosa, submucosa and muscularis. The mucosa consists of simple columnar epithelium (lamina epithelialis), a connective tissue layer (lamina propria) and a smooth muscle layer (lamina muscularis).
Appendix – is completely invested by peritoneum, and has both an inner circumferential and a fully circumferential, outer longitudinal muscle layer of the muscularis propria. The mucosa of the appendix is colonic in type.
Large Intestine – The innermost layer, known as the mucosa, is made of simple columnar epithelial tissue. The mucosa of the large intestine is smooth, lacking the villi found in the small intestine.
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