Vocabulary: Chapter 5 Flashcards
Extensive adhesion of the tongue to the floor of the mouth or the lingual aspect of the anterior portion of the mandible.
Ankyloglossia
Teeth that are fused to the alveolar bone; a condition especially common with retained deciduous teeth.
Ankylosed teeth
Congenital lack of teeth.
Anodontia
Marked deviation from normal, especially as a result of congenital or heredity defects.
Anomaly
The site of union of corresponding parts (e.g., the corners of the lips) (labial commissure, commissural lip pits).
Commissure
In dentistry, a condition in which two adjacent teeth become united cementum.
Concrescence
A disorder that is present at and existing from the time of birth.
Congenital disorder
An abnormal sac or cavity lined by epithelium and surrounded by fibrous connective tissue.
Cyst
“A tooth within a tooth”; a developmental anomaly that results when the enamel organ invaginates into the crown of a tooth before mineralization.
Dens in dente
The formation of dentin.
Dentinogenesis
The distinguishing of one tissue from another.
Differentiation
An abnormal bend or curve, as in the root of a tooth.
Dilaceration
The union of two adjacent tooth germs.
Fusion
“Twinning”; when a single tooth germ attempts to divide, resulting in the incomplete formation of two teeth; the tooth usually has a single root and root canal.
Germination
Partial anodontia; the lack of one or more teeth.
Hypodontia
