previous / next
return to index

III-4 (4) Slide 57, Duodenum. Note the intensely eosinophilic muscularis externa (me) layer. The upper surface is connected to the submucosa (sm) (light eosinophilic), which is dense irregularly arranged connective tissue (Stet), and lower surface is connected to the serosa (light eosinophilic), which is also dense irregular connective tissue.