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Unformatted text preview: Dentin is a calcified tissue (like bone) that makes up the bulk of the tooth. The crown is the portion of the tooth embedded in the bone. The neck is the region at the gumline where the crown and root meet. Enamel is the hard, nonliving material that covers the crown. Calcium compounds make the enamel the hardest substance in the body. Cementum is the bonelike substance that covers the root and binds it to the periodontal ligament. The pulp cavity is the central cavity inside the tooth. It contains blood vessels, nerves, and connective tissue (collectively called pulp)....
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- Spring '10