Chapter 5- Developmental Abnormalities of Teeth

Microdontia is a developmental anomaly in which one or more of the teeth are

Microdontia is a developmental anomaly in which one or more of the teeth are

Macrodontia (teeth that are larger than normal) is classified in the same way as microdontia: true macrodontia, relative macrodontia, macrodontia of a single tooth. True or False?

Gemination is uncommon and occurs when a single tooth germ attempt to divide into how many teeth?

Fusion occurs from the union of two separate adjacent tooth germs. Clinically, fused teeth appear as a single large______that occurs in place of two normal teeth.

Hypercementosis is defined as excessive dentin on the roots of teeth. True or False?

The enamel pearl is a small, round enamel projection located on what surface of a tooth?

Concrescence is a condition where two adjacent teeth are united by what tooth structure?

Dilaceration refers to an abnormal_____in the root of a tooth.

Talon cusp is an accessory cusp located on the cingulum of a maxillary or mandibular permanent incisor. True or False?

Taurodontism describes a developmental dental anomaly where the teeth have elongated, large pulp chambers and short_____.

Dens invaginaus, also called dens in dente occurs when the enamel organ invaginate into the______of a tooth before mineralization.

Dens Evaginatus is an accessory enamel cusp found on what surface of a tooth?

Supernumerary roots can involve any tooth and are most often seen in the maxillary and mandibular_____molars.

Enamel Hypoplasia is the incomplete or defective formation of enamel, resulting i the alteration of tooth form or _____.