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28 Cards in this Set
- Front
- Back
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In a Class I occlusion the mesiobuccal cusp of which tooth functions in the __ groove of which tooth?
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the maxillary 1st molar
buccal cusp the mandibular 1st molar |
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What teeth do you look at to classify a patients occlusion if the molars are missing?
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the max and mand canines
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If the patient is missing the 1st molars and you need to look at the canines to determine the occlusal class what are you looking for?
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the cusp tip of the max canine occludes in the embrasure between the mand canine and the mand 1st premolar
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Normal Oclusion demonstrates a ____ganthic profile
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Orthoganthic
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The mandible is pused back in this distocclusal class
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Class II
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Distocclusion demonstrates a ___ganthic profile
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retroganthic
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In a Class II distocclusion the ___of the mand/max 1st molar is distal to the ___ cusp of the mand/max 1st permanent molar by at least the width of a ___ tooth.
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buccal cusp
mandibular mesiobuccal maxillary premolar |
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A __occlusion or Class __, the mandible is pushed forward
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mesio
III |
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the ___ of the mand/max 1st permanent molar is mesial to the __ cusp of the mand/max 1st molar by the width of a __tooth
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buccal cusp
mandibular mesiobuccal maxillary |
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Mesiocclusion demonstrates a __ganthic profile
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Proganthic
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if the occlusion is not the width of a full permolar, but is not completely in line how would we write it?
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you would circle the occlusal class then draw an arrow to the next class to show that the mandible has tendencies of the next class
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Class II is divided into __ categories
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II
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In this div of class II distocclusion the incisal edges of the max cen and lat incisors are lined up OR the laterals are behind the centrals
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Division I
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in this div of Class II distocclusion the max lat incisors are facial to the max central incisors
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Division II
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primary maxilary molars have _ roots
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3
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the most frequently missing teeth
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# 7 and # 10
maxilary |
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the 2nd most frequently missing teeth
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# 20 and # 29
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In this div of class II distocclusion the incisal edges of the max cen and lat incisors are lined up OR the laterals are behind the centrals
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Division I
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in this div of Class II distocclusion the max lat incisors are facial to the max central incisors
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Division II
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primary maxilary molars have _ roots
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3
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the most frequently missing teeth
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# 7 and # 10
maxilary |
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the 2nd most frequently missing teeth
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# 20 and # 29
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which type of bite usually occurs in Class III mesiocclusions?
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underbite
anterior crossbite |
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incisal edgees occlude
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edge to edge bite
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molars in cusp to cusp occlusion as viewed from a buccal surface
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end to end bite
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posterior teeth are in normal occlusion but the anterior teeth do not meet incisally.
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open bite
thumb suckers |
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position of incisal edge within the incisal third of the facial surface of the mandibular incisor
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normal overbite
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the incisal edge of the maxillary tooth is within the cervical third of the facial surface of the mandibular incisor
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deep anterior overbite
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