24 Questions
What is the primary focus of non-carious lesions affecting the hard tooth structure?
Tooth wear and esthetic problems
What is the result of ameloblast damage in enamel hypoplasia?
Hypoplastic enamel with normal hardness
What is the characteristic of hypomineralized enamel in enamel hypoplasia?
Opaque, chalky white softened enamel
What is the typical presentation of amelogenesis imperfecta?
Thin, yellowish teeth or granular pitted stained thin enamel
What is the primary issue in the clinical examination of the 4-5 year old patient with amelogenesis imperfecta?
Pain during brushing and hot and cold sensitivity
What type of non-carious lesions can be inherited?
Hereditary non-carious lesions
What is the primary objective of treatment for children with Dentinogenesis Imperfecta?
To preserve vitality, structure, and size of the dentition
What is the characteristic of the roots of teeth in Dentinogenesis Imperfecta?
Short and bulbous
What is the typical color of the dentin in Dentinogenesis Imperfecta?
Opalescent
What is the typical feature of the enamel in Dentinogenesis Imperfecta?
Yellow to brown and easily chipping
What is the typical feature of the pulp chamber and root canals in Dentinogenesis Imperfecta?
Partial or complete obliteration
What is the typical orthodontic problem associated with Hypodontia (Oligodontia)?
Deep overbite
What is the primary goal when treating traumatic injuries in immature permanent teeth?
To preserve pulpal vitality and ensure continuous root development
What is the main cause of intrinsic dental fluorosis?
Excessive fluoride intake
What is the most common type of tooth wear?
Attrition
What is the term for surface loss of dental hard tissues caused by factors other than caries or trauma?
Tooth wear
What is the primary cause of extrinsic tooth discoloration?
Food and drinks
What is the term for the sudden and unexpected injuries that may involve hard dental tissues and the pulp?
Traumatic injuries
What is the primary cause of abfraction?
Parafunction (bruxism, clenching, traumatic occlusion)
What is the common location of erosion on teeth?
Palatal surface (anterior) and buccal surface (posterior)
What is the term for the loss of tooth material by mechanical wear on contacting surfaces?
Attrition
What is the purpose of the Tooth Wear Index for Assessment of Risk?
To evaluate and follow-up risk factors
What is the treatment modality for abrasion?
Use a horizontal toothbrushing technique
What is the common shape of the lesion in abrasion?
Dish-shaped
This quiz covers the different types of non-carious defects affecting the hard tooth structure and their management, including developmental, acquired, and hereditary lesions, as well as tooth wear and discoloration.
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