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Periodontics · single question

The free gingiva extends from the _____________________.

  1. Free gingival groove to the gingival crest
  2. Gingival crest to the interdental groove
  3. Alveolar mucosa to the free gingival groove
  4. Mucogingival junction to the free gingival groove
  5. Epithelial attachment to the CEJ
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Correct answer: A. Free gingival groove to the gingival crest

The free (unattached) gingiva spans from the free gingival margin (gingival crest) coronally to the free gingival groove apically. Below the groove is attached gingiva, which extends to the mucogingival junction.

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