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Anatomy & Histology · single question

Which divisions of the trigeminal nerve are most commonly affected by trigeminal neuralgia?

  1. V1 and V2
  2. V2 and V3 (maxillary and mandibular)
  3. V1 and V3
  4. All three divisions equally
Show answer and explanation

Correct answer: B. V2 and V3 (maxillary and mandibular)

Trigeminal neuralgia most often involves the maxillary (V2) and mandibular (V3) divisions, producing sharp, electric-shock-like facial pain. The ophthalmic division (V1) is the least commonly affected of the three.

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