The enamel of the posterior teeth is thickest at____________?
Correct answer: A. Occlusal surface
- A. Occlusal surface
- B. Middle third of buccal surface
- C. Middle third of lingual surface
- D. Cervical third of buccal surface
Explanation
Enamel is thickest over the occlusal surface, particularly around cusp regions, because these areas bear the greatest masticatory forces. It gradually becomes thinner toward the cervical margin.
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