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26 Cards in this Set
- Front
- Back
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another name for cervical direction |
gingival
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which teeth have cusps with 2 triangular ridges?
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all max molars
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international # for mandibular left 1st molar?
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36
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What are the periodontal fibers that connect cementum of one tooth to cementum of adjacent tooth?
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transseptal fibers
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tooth with longest crown
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mandibular canine
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longest tooth overall
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maxillary canine
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widest tooth mesiodistally
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mandibular 1st premolar
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widest tooth buccolingually
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maxillary 1st premolar
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narrowest tooth mesiodistally
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mandibular central incisor
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On many posterior teeth, the cervical line is in a more occlusal position on the __ than on the __.
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lingual than on the facial
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Generally teeth have a great proximal cervical line curvature on the __ than the __.
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mesial than the distal
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Facial crest of curvature for all teeth is in ___.
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cervical third
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Lingual crest of curvature for all anterior teeth in the the ___.
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cervical third (on the cingulum)
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Shape of incisor crowns viewed from proximal are ___.
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wedge-shaped or triangular
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Mandibular incisors root-to-crown ratio vs maxillary incisor
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mandibular roots are longer in proportion to their crowns than are maxillary incisors
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On all anterior and most posterior teeth, the greater curvature of CEJ in on the ___ surface (from a lingual view).
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mesial
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From an incisal view, the shapes of the lateral and central maxillary incisors are ___ and ___.
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oval and triangular
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Which tooth has a distinct distolingual twist?
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Mandibular lateral incisors have a distolingual twist. When viewed from the mesial, some of the lingual surface is visible.
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___ incisors are not likely to have distal root depressions but could have mesial root depressions.
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maxillary
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___ incisors usually have mesial and distal (deeper) root depressions.
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mandibular
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In canines, the __ cusp ridge is shorter than the __ cusp ridge.
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mescal is shorter than the distal
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Which are the only teeth with a lingual ridge?
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canines
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The shape of the lingual outline of ALL anterior teeth is ____.
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S-shaped
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How would you distinguish a right from a left canine? (max or man)
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Cervical line curves more on the mesial than distal surface. Distal root depression is more distinct than mesial.
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From which view would you most likely have difficulty distinguishing the mesial marginal ridge of tooth #23?
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distal, due to the disto-lingual twist
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***There are posterior teeth that have triangular cusps, BUT NO TRANSVERSE CUSPS. Name the teeth and which cusps fall into this category.
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"1. All max molars ML cusp |
