Tooth relationship: In a class 1 occlusion, the maxillary molars are 1/2 a tooth distal in relationship to the mandibular molars. This is to compensate for the size discrepancy of the maxillary and mandibular anterior teeth. In a class 2 relationship, the maxillary molars are 1/2 tooth more mesial in relation to the mandibular molars. Have your orthodontist explain it a bit further to you.
Answered 8/13/2013
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Relation of molars: First molar relationship...The upper first molar outside front cusp is forward of the groove in the outside groove of the lower first molar. In technical terms, the maxillary mesiobuccal cusp is forward of the mandibular mesiobuccal groove. This nominclature was first proposed by dr. Edward angle, the father of modern orthodontics, in the very early 20th century.
Answered 10/4/2015
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Overbite: While a class ii malocclusion can occur for a number of reasons, the classic class ii malocclusion is typically the result of the lower jaw being psitioned well behind the upper jaw. Because the lower teeth are contained in the lower jaw they too are positioned well behind the upper jaw and teeth resulting in an "overbite".
Answered 5/8/2014
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Front-to-back : Class ii refers to front-to-back malrelationships that can include upper jaw too far forward, lower jaw too far back (70% of the time), upper teeth too far forward, lower teeth too far back, or any combination of the above. Please have your occlusion and jaw relationships evaluated by an orthodontic specialist for a personalized answer.
Answered 8/29/2013
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Overbite: And something an orthodontist can typically help you with!
Answered 9/13/2013
4.9k views
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