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48 Cards in this Set
- Front
- Back
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System developed by dr. Edward h angle to describe and classify occlusion and malocclusion |
Angles classification |
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Toward the front |
Anterior |
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Division of the tooth nearest the tip of the root |
Apical third |
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Tooth surface closest to the inner cheek |
Buccal surface |
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Lengthwise division of the crown in a labial or buccolingual direction, consisting of the facial or buccal/labial third, middle third, and lingual third |
Buccolingual division |
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Maximum contact between the occluding surfaces of the maxillary and mandibular teeth |
Centric occlusion |
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Division of the root nearest the neck of the tooth |
Cervical third |
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Curved inward |
Concave |
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Area of the mesial or distal surface of a tooth that touches the adjacent tooth in the same arch |
Contact area |
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Curved outward |
Convex |
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Curvature formed by the maxillary and mandibular arches in occlusion |
Curve of spee |
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Pertaining to the 1st dentition of 20 teeth; often called baby teeth or primary teeth |
Deciduous |
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Natural teeth in the dental arch |
Dentition |
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Surface of the tooth distant from the midline |
Distal surface |
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A class 2 malocclusion in which the mesiobuccal cusp of the maxillary first molar occludes (by more than the width of a premolar) mesial to the mesiobuccal groove of the mandibular first molar |
Distoclusion |
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Triangular space in a gingival direction between the proximal surfaces of two adjoining teeth in contact |
Embrasure |
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Tooth surface closest to the face. |
Facial surface |
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Facial surface closest to the lips |
Labial surfaces |
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Facial surfaces closest to the inner cheek |
Buccal surfaces |
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Contact of the teeth during biting and chewing movements |
Functional occlusion |
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Chewing surface of anterior teeth |
Incisal surface |
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The area between adjacent tooth surfaces |
Interproximal space |
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The inclination of the teeth to extend facially beyond the normal overlap of the incisal edges and maxillary incisors over the mandibular incisors |
Labioversion |
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Junction of two walls in a cavity preparation |
Line angle |
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Surface of mandibular and maxillary teeth closest to the tongue; aka palatal surface |
Lingual surface |
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Position in which the maxillary incisors are behind the mandibular incisors |
Linguoversion |
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Occlusion that is deviated from a class 1 normal occlusion |
Malocclusion |
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The lower jaw |
Mandibular arch |
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The chewing surface of the teeth |
Masticatory surface |
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The upper jaw |
Maxillary arch |
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Surface of the tooth toward the midline |
Mesial surface |
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Term used for class 3 malocclusion |
Mesioclusion |
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Division of the root in the middle |
Middle third |
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A mixture of permanent teeth and primary teeth that occurs until all primary teeh have been lost , usually between ages 6 and 12 |
Mixed dentition |
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Residue from epithelial tissue on the crowns of newly erupted teeth that may become extrinsically stained |
Nasmyths membrane |
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And ideal mesial distal relationship between the jaws and the dental arches |
Neutroclusion |
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Chewing surface of posterior teeth |
Occlusal surface |
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The natural contact of the maxillary and mandibular teeth in all positions |
Occlusion |
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Crosswise division of the crown that is parallel to the occlusal or incisal Surface, consisting of the occlusal third, middle third, and cervical third |
Occlusalcervical division |
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Lingual surface of maxillary teeth |
Palatal surface |
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The set of 32 secondary teeth |
Permanent dentition |
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Angles formed by the junction of three surfaces |
Point angle |
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Toward the back |
Posterior |
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The first set of 20 primary teeth |
Primary dentition |
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The surfaces next to each other when teeth are adjacent in the arch |
Proximal surfaces |
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One quarter of the dentition |
Quadrant |
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One sixth of the dentition |
Sextant |
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Permanent teeth that replace primary teeth |
Succedaneous teeth |
