Dental Which one of the following morphological characteristic is representative of all posterior maxillary teeth? A Marked mesial concavity on crowns and roots. B Tips of cusps are well within the confines of the root trunks. C From mesial/distal aspect, crowns are rhomboidal in shape. D From mesial/distal aspect, all maxillary posterior crowns are trapezoidal with shortest uneven side toward occlusal surface. 💡 Explanation Which one of the following morphological characteristic is representative of all posterior maxillary teeth? ✓ Correct Answer: D. From mesial/distal aspect, all maxillary posterior crowns are trapezoidal with shortest uneven side toward occlusal surface.