A bundle of muscles extends from the floor of the mouth to form the tongue. Without our teeth, we'd have to live on a liquid diet or a diet of soft, mashed food. Chewing allows enzymes and lubricants released in the mouth to further digest, or break down, food. Although teeth aren't visible at birth, both the deciduous and permanent teeth are forming beneath the gums. Food is torn, ground, and moistened in the mouth.
The sharper, longer canines tear food.
But the outermost layer covering the tooth is different, depending on whether it sits above the gum or below it. Our taste buds are located here. Dentin surrounds the pulp. What's in this article? It is made of connective tissue, nerves, and blood vessels, which nourish the tooth. The membrane-covered roof of the mouth is called the palate.