Practice Quiz

INBDE Integrated National Board Dental Exam Prep Set 2

Category - NBDE II

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Trisomy 21 is:

  1. Treacher Collins syndrome
  2. Behcet's syndrome
  3. Down syndrome
  4. Cretinism
Explanation

Answer: C - Trisomy 21 is Down syndrome. Patient's have delayed teeth eruption, but have low caries susceptibility. Facial features include slanted, small, and low-set eyes. The nose is short, and the face is broad and flat. The patient will have delayed physical and mental development with a heart defect in which safeguard measurements should be taken.

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