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Fall341
WEEK 5
| Term | Definition |
|---|---|
| Mantle Dentin | The initially deposited portions of the dentin formed immediately adjacent to the enamel. It does not contain in the extracellular matrix dentin sialoprotein or dentin phosphoprotein and is mineralized by matrix vesicles. -The first Primary Dentin formed |
| Interglobular Dentin | Mineralization defects that form in bands where dentin fails to mineralize properly along incremental lines due to low Vit. D -contains hypomineralized areas between the globules -Noticeable with Vitamin D deficiency (Affects mineralization of teeth an |
| Circumpulpal Dentin | Inner portion of the dentin located near the pulp organ of the tooth. -May be 6-8mm thick in the crown and thinner on roots -comprises bulk |
| Peritubular Dentin | The sone of dentin forming the wall of the dentinal tubules. This dentin has a 9% higher mineral content than does the remainder of the intertubular dentin. -Present in tubules throughout dentin except near the pulp |