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Tooth Morphology

CH 12- Tooth Morphology

QuestionAnswer
Term used to describe a two-cusp type of the mandibular second premolar. Bicanineate
Means to divide into two. Bifurcate
The area in which 2 roots divide. Bifurcation
Term given to the external vertical bony ridge on the labial surface of the canines; responsible for establishing facial contour. Canine Eminence
Term used to describe the most prominent developmental groove in the occlusal surface of the posterior teeth. Central Groove
Term used to describe the raised, rounded area on the cervical third of the lingual surface of anterior teeth. Cingulum
Term used to describe the major elevation on the masticatory surfaces of only the canines and posterior teeth. Cusp
What is the 5th supplemental cusp found lingual to the mesiolingual cusp? Cusp of Carabelli
Term given to the gap space between two teeth. Diastema
Term given to the wide, shallow depression on the lingual surfaces of anterior teeth. Fossa
Term given to the area between 2 or more root branches. Furcation
Term given to the slight ridges that run mesiodistally in the cervical third if the teeth. Imbrication Lines
What is the biting edge of the anterior teeth called? Incisal Edge
Term used to describe the sloping areas between the cusp ridges. Inclined Cuspal Planes
Term used to describe the rounded enamel extension on the incisal ridges of incisors. Mamelon
Term used to describe the developmental groove that crosses a marginal ridge and serves as a spillway during mastication. Marginal Groove
Term given to the rounded, raised border on the mesial and distal portions of the lingual surfaces of anterior and occlusal of posterior teeth. Marginal Ridge
Term given to the teeth located in the posterior aspect of the upper and lower jaws. Molars
What is the term given to the study of form and shape? Morphology
Term used to describe a permanent tooth that does not replace a primary tooth. Nonsuccedaneous
Term given to the developmental groove that separates a marginal ridge from the triangular ridge of a cusp. Triangular Groove
Term given to a three-cusp type of mandibular second premolar. Tricanineate
Term used to describe dividing into three. Trifurcated
Term used to describe the area in which three roots divide. Trifurcation
Incisors with a pointed or tapered shape. Pegged Laterals
Created by: ChasHealthDental
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