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The maxillary molars differ in design from any of the teeth previously described. These teeth assist the mandibular molars in performing the mastication (grinding the food), also they support the muscles of mastication. They are the largest and strongest maxillary teeth. They have large crowns with four well-formed cusps; two buccal cusps and two lingual cusps. Also, they have three roots; two buccal and one lingual, the lingual root is the largest. The outlines and curvatures of all the maxillary molars are nearly similar. They are not successor teeth, because they have no predecessors, they erupt behind the primary molars.........
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