Question 229 · LDEK · Mandibular movements and articulators
A gothic arch tracer is used for recording of mandibular movement in:
- A. area of the temporomandibular joints.
- B. horizontal plane.
- C. sagittal plane.
- D. increased occlusal extent.
- E. decreased occlusal extent.
Hint
A central bearing pin scribing on a plate produces an arrowhead tracing; in which plane are protrusive and lateral excursions drawn?
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