Which of the following gives the best description of erupted permanent teeth typically seen in a 9- years old______________?
Correct answer: D. 1,2,6 in all quadrants
- A. Only molars
- B. All teeth except third molars
- C. 1,2,4,5,6,7 in all quadrants
- D. 1,2,6 in all quadrants
Explanation
At around 9 years, the permanent central and lateral incisors and first molars are typically erupted in all quadrants, represented as 1, 2, and 6. Premolars and second molars are generally still erupting or developing.
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