GASTRIC GLANDS 



ments very soon begin, carrying the food in this direction or that, 

 as described later. At the same time, the gastric mucous mem- 

 brane changes from a pale pink to a congested red, and soon 

 drops of gastric juice begin to appear. They run to the depend- 



P"iG. 38. Section of the pyloric mucous membrane. (Landois.) 



ent portions of the cavity and become incorporated with the 

 alimentary mass. It is believed that if the gastric movements 

 did not occur, this secretion would be limited for fifteen or thirty 



