THE PYLORUS. 115 



bowels, to travel through them and, in fortunate cases, 

 be sent out of the body, along with indigestible portions 

 of the food. In health the stomach is completely emp- 



FIG. 32. The abdominal portions of the alimentary canal. A, stomach; C, lower 

 end of gullet ; P, pylorus ; Z>, y, /, portions of the small intestine, named re- 

 spectively duodenum, jejunum, and ileum ; CC, AC, TC, DC, SF, /?, portions of 

 the large intestine, named respectively the caecum, ascending colon, transverse 

 colon, descending colon, sigmoid flexure, and rectum. 



tied in from two and a half to three and a half hours 

 after an ordinary meal. 



8. The Small Intestine (Z>, /, /, Fig. 32), commenc- 



8. Commencement, course, and ending of small intestine ? Length 



