FUN FACTS ABOUT SALIVA
Saliva is a fluid produced and secreted by salivary glands in the mouth. In humans, saliva is 99.5 % water plus electrolytes, mucus, white blood cells, epithelial cells, enzymes, antimicrobial agents such as secretory IgA, and lyzozomes. 1. When you are nervous or frightened, saliva production is reduced. Suck on sugar-free hard candies, ice chips, or sugar-free popsicles. Chew sugarless gum (gums containing the sugar xylitol). These sucking and chewing actions help stimulate saliva flow. 2. Saliva is critical in allowing you to chew, taste and swallow foods and beverages. The digestive functions of saliva include moistening food, and helping to create a food bolus, so it can be swallowed easily. Saliva contains the enzyme amylase that breaks some starches down into maltose and dextrin. Thus, digestion of food occurs within the mouth, even before food reaches the stomach. 3. Saliva contai