Question 257 · LDEK · Mandibular movements and articulators
Adopted norm of mandible opening is:
- A. 20-50 mm.
- B. 30-50 mm.
- C. 30-60 mm.
- D. 40-50 mm.
- E. 40-60 mm.
Hint
Recall the interincisal distance at maximal opening accepted as normal in Polish textbooks; below its lower limit opening is restricted.
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