This saliva helps to dissolve some foods, and adds mucus to let the foods passage through the digestive system a slender more "speedy". The saliva also attacks dangerous microorganisms which put on the mouth. Saliva also contains an enzyme which helps to break down carbohydrates into sugars. As the food is being ground and coated with saliva, its passed over the taste buds, which in turn send messages to the brain. The brain uses this information to decide whether...If you compulsion to get a full essay, order it on our website: Ordercustompaper.com
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