Question 293 · LDEK · Restorative treatment of immature permanent teeth
In case of permanent teeth with incomplete root formation, the pain sensitivity during the preparation of cavity is smaller because of:
1) underdeveloped Rashkov plexus;
2) perikymata;
3) large number of interglobular spaces;
4) immaturity of nervous tissue;
5) low degree of mineralisation;
6) lots of interprismatic substance. The correct answear is:
2) perikymata;
3) large number of interglobular spaces;
4) immaturity of nervous tissue;
5) low degree of mineralisation;
6) lots of interprismatic substance. The correct answear is:
- A. 1,2,6.
- B. 1,4.
- C. 2,3.
- D. 2,4.
- E. 3,5.
Hint
Look for what is still immature in the nerve supply of the pulp–dentine complex, not for features of enamel structure.
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