The periodontal ligament attaches the tooth root cementum to which structure?

Study for the Biocompatibility of Dental Materials Test. Prepare with multiple choice questions and detailed explanations to ensure you're ready for your exam!

Multiple Choice

The periodontal ligament attaches the tooth root cementum to which structure?

Explanation:
The periodontal ligament serves to anchor the tooth by connecting the root surface (cementum) to the surrounding bone. It attaches the cementum to the alveolar bone of the socket, with collagen fibers (Sharpey's fibers) extending into both structures to stabilize the tooth and absorb chewing forces. Enamel covers the crown, not the root; pulp is the inner tooth tissue, so they aren’t the structures the PDL links to.

The periodontal ligament serves to anchor the tooth by connecting the root surface (cementum) to the surrounding bone. It attaches the cementum to the alveolar bone of the socket, with collagen fibers (Sharpey's fibers) extending into both structures to stabilize the tooth and absorb chewing forces. Enamel covers the crown, not the root; pulp is the inner tooth tissue, so they aren’t the structures the PDL links to.

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