Question 133 · LDEK · Biomechanics and tissue response to treatment

The center of resistance in multirooted teeth is situated:

  1. A. in the infinity.
  2. B. in the area of force application.
  3. C. approx. at the level of the 1/3 of root length from the cervix.
  4. D. approx. at the level of the 1/3 of root length from the root apexes.
  5. E. in the furcation area.
Hint

The center of resistance of a single-rooted tooth lies on the root; consider where the roots of a molar meet.

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