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Dental Assisting - Chapter 11
Terms in this set (38)
system developed by Dr. Edward Angle to describe and classify occlusion and malocclusion
toward the front
division of the root near the tip of the root
tooth surface closest to the inner cheek
Lengthwise division of the crown in a labial or buccolingual direction, consisting of the facial or buccal/labial third, middle third, and lingual third.
maximum contact between the occluding surfaces of the maxillary and mandibular teeth
Division of the root nearest the neck of the tooth.
Area of the mesial or distal surface of a tooth that touches the adjacent tooth in the same arch
Curve of Spee
Curvature formed by the maxillary and mandibular arches in occlusion
Curve of Wilson
Cross-arch curvature of the occlusal plane.
first dentition of 20 teeth; often called "baby" teeth or primary teeth
Natural teeth in the dental arch
Surface of tooth distant from the midline.
A class II malocclusion in which the mesiobuccal cusp of the maxillary first molar occludes mesial to the mesiobuccal groove of the mandibular first molar
Triangular space in a gingival direction between the proximal surfaces of two adjoining teeth in contact
tooth surface closest to the face
Contact of the teeth during biting and chewing movements.
Chewing surface of anterior teeth
The area between adjacent tooth surfaces.
Facial surface closest to the lips.
The inclination of the teeth to extend facially beyond the normal overlap of the incisal edge of the maxillary incisors over the mandibular incisors.
Junction of two walls in a cavity preparation
Maxillary & mandibular teeth closest to the tongue
Position in which the maxillary incisors are behind the mandibular incisors.
occlusion that is deviated from a class I normal occlusion
The chewing surface of the teeth
Surface of the tooth toward the midline.
Term used for class III malocclusion
Lengthwise division of the crown in a mesiodistal (front-to-back) direction, consisting of the mesial third, middle third, and distal third.
Division of the root in the middle.
A mixture of permanent teeth and primary teeth that occurs until all primary teeth have been lost, usually between the ages of 6 and 12
residue from epithelial tissue on the crowns of newly erupted teeth that may become extrinsically stained
An ideal mesiodistal relationship between the jaws and the dental arches.
Chewing surface of posterior teeth
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