Oral Surgery · single question

A patient with a 15-year-old denture has discomfort at the right mandibular residual ridge. Which nerve is causing the pain?

  1. Inferior alveolar nerve
  2. Buccal nerve
  3. Lingual nerve
  4. Mental nerve
Show answer and explanation

Correct answer: D. Mental nerve

As the mandibular ridge resorbs, the mental nerve can become superficial and vulnerable to denture pressure.
  • A. ❌ Inferior alveolar nerve courses inside the mandibular canal.
  • B. ❌ Buccal nerve provides sensation to buccal mucosa.
  • C. ❌ Lingual nerve provides sensation to the tongue and lingual mucosa.
  • D. ✅ CORRECT – Mental nerve becomes superficial with severe ridge resorption, causing denture-related pain.

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