Pulp: The softer, living inner structure of teeth. When the enamel is damaged, heat or cold can enter the tooth through these paths and cause sensitivity or pain. It is a hard tissue that contains microscopic tubes. Enamel is mostly made of calcium phosphate, a rock-hard mineral.ĭentin: A layer underlying the enamel. Enamel: The hardest, white outer part of the tooth. The crown of a tooth is that part of the tooth which is covered with enamel and this is the part usually visible in the mouth.Ī normal adult mouth has 32 teeth. The teeth are the hardest substances in the human body.īesides being essential for chewing, the teeth play an important role in speech. Obj, 3ds, fbx and max files, are compressed in zip files with all materials, textures and folders.
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