Question 106 · LDEK · Occlusion
Central occlusion describes the mutual position of occlusal surfaces of the opposing dental arches with multiple contacts of teeth in the posterior region. In Angle’s class I, the points of contact are localized between:
- A. cusp tips of functional and non-functional cusps.
- B. central fossa areas of teeth of the dental opposing arches.
- C. functional cusps of the teeth of one dental arch, and the marginal ridge and embrasure areas and central fossa areas of the opposing teeth.
- D. marginal ridge and embrasure areas of the opposing teeth.
- E. central fossa areas of one dental arch and the ridges of the opposing arch.
Hint
Think of the supporting (stamp) cusps and where they rest in the opposing arch in a stable Class I intercuspation.
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