In an ideal occlustion buccal cusps of maxillary teeth, occlude with______________?
Correct answer: D. Grooves and embrasures
- A. Fossa and rdges
- B. Occlusal pits and fissures of mandibular teeth
- C. Lingual cusps of mandibular teeth
- D. Grooves and embrasures
Explanation
Maxillary buccal cusps are non-supporting or guiding cusps and generally pass into the grooves and embrasures between mandibular posterior teeth. The supporting cusp relationship is mainly formed by maxillary lingual and mandibular buccal cusps.
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