Which of the following teeth have more than one occlusal form____________?
Correct answer: D. Maxillary 1st molar
- A. Maxillary 1st premolar
- B. Maxillary 2nd premolar
- C. Mandibular 1stmolar
- D. Maxillary 1st molar
Explanation
The maxillary first molar may show more than one occlusal form because the size and development of its cusps, particularly the distolingual cusp and cusp of Carabelli, vary considerably. These variations alter the outline and cusp pattern of the occlusal surface.
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