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#29 Small Intestine
Mesentery (ct + epithelium)
Submucosa (connective tissue)
Mucosa (epithelium + lamina propria)
Muscularis Externa (smooth muscle)
Lumen
Muscularis mucosae
#29-Simple columnar epithelium with striated border (microvilli) and goblet cells
Microvilli (striated border)
Goblet cells
Enterocytes?
#161, 162 Duodenum
Lumen
Intestinal villus
Muscularis mucosae
?
? crypts or i. glands
Brunner’s glands pancreas
#175: Appendix
Mucosa is like colon: no villi, straight glandsMuscularis externa is like small intestine: Two layers of s. muscleHeavy infiltration of lymphatic tissues forming nodules.
#177-1, 177-3, 177-2 Recto-anal junction
Hemorrhoidal veins
Muscularis mucosae
Type of epithelium changes
Muscularis mucosae fraysDilated veins
Chief cells Paneth cells
Parotid gland acinar cells
von Ebner’s gland
Mixed salivary glands
Serous acinar cells
Serous demilune cells