THE REGULATION Of GASTRIC SECRETION. 207 

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V 



\ 



V 



\ 



\ 



D 



FIG. 25. 



C curve from sham feeding. 

 D= summation of B and C. 



(Copied from PAWLOW : Work of the Digestive Glands. Trans, by 

 THOMPSON, London, 1902, p. 82.) 



a single drop of juice for an hour or more afterward and the 

 introduction of meat yields a gastric secretion only after a 

 considerable period of delay. It begins in the latter case in 

 15 to 45 minutes after feeding, instead of 6 to 10 minutes as 

 normally, and when it does flow is poorer, both in quantity 

 and quality, than under normal circumstances. In the acpom- 

 panying figure (Fig. 25), curve A shows the ordinary course 

 of gastric secretion following a meal of 200 gms. of meat; 



