Question 63 · LDEK · Tooth eruption
Indicate true sentences on delayed tooth eruption:
1) delayed eruption of deciduous teeth does not demand treatment;
2) fluctuation of deciduous tooth eruption time is ± 3 months;
3) fluctuation of permanent tooth eruption time is ± 1 year;
4) lack of eruption of a contralateral tooth for 1 year since the eruption of a tooth on the other side needs further investigation;
5) tooth eruption is always correlated with somatic development.
The correct answer is:
2) fluctuation of deciduous tooth eruption time is ± 3 months;
3) fluctuation of permanent tooth eruption time is ± 1 year;
4) lack of eruption of a contralateral tooth for 1 year since the eruption of a tooth on the other side needs further investigation;
5) tooth eruption is always correlated with somatic development.
The correct answer is:
- A. 1,2,3.
- B. 1,3.
- C. 1,3,5.
- D. 2,3,5.
- E. 2,3,4.
Hint
Recall the accepted variation in eruption timing for each dentition and after what interval contralateral asymmetry warrants investigation.
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