Question 26 · LDEK · Fixed appliances
Indicate the true statements regarding beta titanium archwires:
1) are used for early torque control and leveling the curve of Spee;
2) are used for elimination of small crowding and early derotation of teeth;
3) are used for leveling and aligning teeth in the final phase;
4) are not indicated for the formation of loops and segmental archwires;
5) are used as intrusion, retraction arches.
The correct answer is:
2) are used for elimination of small crowding and early derotation of teeth;
3) are used for leveling and aligning teeth in the final phase;
4) are not indicated for the formation of loops and segmental archwires;
5) are used as intrusion, retraction arches.
The correct answer is:
- A. 1,3,5.
- B. 1,2,3,5.
- C. 2,5.
- D. 2,4.
- E. only 4.
Hint
TMA sits between steel and NiTi: formable and weldable, with moderate force — think where those properties are most useful.
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