HOSA Dental Terminology Practice

What describes an underdevelopment of the dental enamel?

1. Enamel hypoplasia

2. Dentinogenesis imperfecta

3. Macrodontia

4. Hyperdontia

The correct answer is: Enamel hypoplasia

Enamel hypoplasia refers to the underdevelopment or inadequate formation of dental enamel, resulting in a deficiency that can cause a variety of issues, including increased susceptibility to cavities, sensitivity, and aesthetic concerns due to the appearance of the teeth. This condition typically arises due to systemic factors, such as nutritional deficiencies, environmental influences, or hereditary conditions during the enamel formation stage. On the other hand, dentinogenesis imperfecta is a condition affecting the dentin, not the enamel, which leads to weak teeth that may fracture easily. Macrodontia refers to teeth that are larger than normal, and hyperdontia involves the presence of extra teeth (supernumerary teeth). Both of these conditions are unrelated to enamel development. Thus, enamel hypoplasia is the specific term that accurately describes the underdevelopment of dental enamel.