Question 265 · LDEK · Tooth development and mineralization
Indicate the true statements concerning the birth line (neonatal line):
1) Ebner line is created in the perinatal period;
2) it occurs in all milk and permanent teeth;
3) it occurs only in milk teeth;
4) it occurs only in enamel;
5) it occurs in enamel and dentin.
The correct answer is:
2) it occurs in all milk and permanent teeth;
3) it occurs only in milk teeth;
4) it occurs only in enamel;
5) it occurs in enamel and dentin.
The correct answer is:
- A. 1,2,5.
- B. 1,3,5.
- C. 2,4.
- D. 3,5.
- E. 1,5.
Hint
The neonatal line records the stress of birth, so it appears only in tissues that were mineralizing at that moment.
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