1.

In the intercuspal position, the lingual cusp of maxillary 2nd premolar contacts the______________?

A. Distal fossa of mandibular 2ndpremolar
B. Mesial fossa of mandibular 1st molar
C. Distal marginal ridge of mandibular 2ndmolar
D. Distal marginal ridge of mandibular 1st premolar
Answer» B. Mesial fossa of mandibular 1st molar


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