Resorption of root of primary incisors starts at_____________?
Correct answer: A. 4 yrs
- A. 4 yrs
- B. 6 yrs
- C. 8 yrs
- D. 10 yrs
Explanation
Root resorption of primary maxillary incisors usually begins at about 4 years of age, well before their exfoliation around 6 to 7 years. The timing varies slightly between central and lateral incisors.
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