THE ORAL CAVITY 



165 



Submaxillary Glands.— 'V\\\^ pair of inlands is located in the floor 

 of the mouth and the secretion is carried into the oral cavity by 

 an excretory duct which opens on the side of the tongue well forward. 

 The division into lobes and lobules and the arrangement of ducts 



Excretory duct 



Secretory duct 



Intermediate duct 



End piece- 

 Serous cells 



PAROTID 



Excretory duct 



Intermediate dud 

 End piece 



Mucous cell 

 with serous 



demilunes 



SUBMAXILLARY 



Fig. 103. — Diagrams showing structure of the parotid and submaxillary glands. 



Fig. 104. — Intermediate duct breaking into secretory end-pieces of the submaxillary 

 gland of the cat, showing mucous cells surrounded by crescents of serous cells. 



