How many teeth in the primary dentition normally have a cingulum?
  1. 6
  2. 8
  3. 10
  4. 12
Explanation
Answer: D - All anterior teeth (incisors and canines) in both the permanent and primary dentitions have a cingulum, or bulge, on the cervical third of the lingual surface. Four central incisors + 4 lateral incisors + 4 canines = 12 teeth.
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