THE JEJUNUM AND ILEUM. 



49 



called Peyer's glands, after the anatomist who first described 

 them ; and are supposed, like the glands of Brunner, to secrete 

 mucus. If a portion of the jejunum be inverted, and mode- 



Fig. 136.* 



* 1. The stomach. 2. The oesophagus opening into the stomach, and form- 

 ing the cardiac orifice. 3. The great cul de sac, or splenic extremity of the 

 stomach. 4. The pyloric orifice of the stomach. 5. The commencement of 

 the duodenum. 6. The elbow formed by the duodenum to receive the head of 

 the pancreas. The transverse course of the duodenum across the spine to the 

 left side is not seen to its proper extent in the drawing, the jejunal end of the 

 duodenum being depressed in order to bring the small intestines better into 

 VOL. II. 5 



