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Endodontics · single question

An anterior tooth fracture involving dentin but NOT the pulp is classified as:

  1. Class II (enamel and dentin, no pulp)
  2. Class III (enamel, dentin, and pulp)
  3. Class I (enamel only)
  4. Class IV (involving the root)
Show answer and explanation

Correct answer: A. Class II (enamel and dentin, no pulp)

Class II crown fracture = enamel + dentin exposure WITHOUT pulp involvement (uncomplicated crown fracture).
  • A. ✅ CORRECT – Class II: enamel + dentin, no pulp.
  • B. ❌ Class III involves pulp exposure (complicated crown fracture).
  • C. ❌ Class I involves only enamel.
  • D. ❌ Class IV involves root fractures.

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