NBDE Review Questions: Quiz 460 May 20, 2016 by admin Leave a Comment Which of the following is true regarding crowding of the dentition? A. Crowding of the primary dentition usually resolves as the permanent teeth erupt. B. Spacing in the primary dentition usually indicates spacing will be present in the adult. C. Approximately 15% of adolescents have crowding severe enough to consider extraction of permanent teeth as part of treatment. D. Lower incisor crowding is more common in African-American than white populations. Δ
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