What is Human Mouth? Why its in Human Body?
The process of digestion begins from our mouth. Our teeth break the food into small pieces by cutting and grinding. the tongue mixes food with saliva which is secreted by salivary glands. Saliva starts in the digestion of carbohydrates (starch and sugar). After some time, the good in the mouth becomes soft and moist. The tongue pushes this food to the back of our mouth.
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