APARTMENTS AND FURNITURE. 175 . 



THE SALIVARY GLANDS. The first of these 

 doors are very small. They are on the inside 

 of each cheek, nearly opposite to the smaller 

 double teeth. They lead through a very nar- 

 row passage, scarcely bigger than a straw, to 

 the chambers where a large part of the saliva 

 or spittle is secreted or made, which is just back 

 of the hinderrnost part of the jaw bone, and just 

 below the ear. 



These chambers are neither large nor regu- 

 lar. Indeed, they scarcely deserve the name 

 of chambers, any more than do those in the 

 upper part of the socket of the eye, of which I 

 have already spoken, and which secrete the 

 tears. 



Under the tongue and partly before it, are 

 the doors of passages, still shorter and smaller 

 than those I have just mentioned, and leading 

 to apartments of still less importance. They 

 are, however, for the same purpose; that of 

 secreting the saliva. 



PASSAGES TO THE EAR. Farther oh, in the 

 upper and back part of the mouth, are two 

 doors of considerable size, connecting with the 





