Dentinogenesis by odontoblasts first begins at_____________?
Correct answer: D. Cusp tip
- A. Pulpal end
- B. Cervical area
- C. Tooth bud stage
- D. Cusp tip
Explanation
Dentinogenesis begins where the first odontoblasts differentiate, at the cusp tips or incisal edges, and then progresses cervically. This is why the earliest dentin is found beneath the future cusp or incisal region.
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