Restorative & Materials · single question
Ellis classification of tooth #9?
Tooth #8 fracture involves dentin; tooth #9 has only a tiny enamel chip (no dentin/pulp).
Show answer and explanation
Correct answer: A. Ellis Class I
Enamel only = Ellis I; enamel + dentin = Ellis II; pulp exposure = Ellis III.
- A. Correct. Enamel-only fracture = Ellis I.
- B. Class II involves enamel AND dentin — that describes #8, not #9.
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