Why Does Aging Cementum Appear to Have a Rough Surface

question 32

Multiple Choice

Why does aging cementum appear to have a rough surface?

• A) Extrinsic wear and occlusal force.
• B) Calcification of ligament fiber bundles.
• C) Obstruction of the pattern of incremental lines.
• D) Cementoblasts cannot repair cementum after resorption.

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