The physiology of digestion considered with relation to the principles of dietetics
CHAPTER III.
MASTICATION, INSALIVATION, AND DEGLUTITION.
Mastication--The teeth--Teeth, being adapted to the kind of food, vary at different ages and in different animals--Teeth classed and described--Vitality of teeth and its advantages--Causes of disease in teeth--Means of protection--Insalivation and its uses--Gratification of taste in mastication--Deglutition, 40–57