208 



ELEMENTS OF' HISTOLOGY. [Chap. xxvi. 



plexuses the branches are of a very variable thickness ; 

 they are groups of simple axis cylinders, held together 

 by a delicate endothelial sheath. 



CHAPTER XXVI. 



THE GLANDS OF BRUNNER, AND THE PANCREAS. 



275. AT the passage of the pyloric end of the 

 stomach into the duodenum (Fig. 121), and in the first 



Fig. 121. Vertical Section through, the Mucous Membrane of the 

 end of Stomach and commencement of Duodenum. 



p, VilH of duodenum : b, a lymph follicle; <*, JJeberkiihn's crypts : rf, mucosa of 

 pyloric end of stomach: g, the alveoli of the pyloric gland?: t, the same in 

 the snhmucosa: they are continued into the duodenum as f, the Brunner's 

 glands ; m, the muscularis mucosro. (Atlas.; 





