Dental Caries Quiz

Where does Smooth Surface Caries occur?

• Occlusal surface

• Incisal third of buccal surface

• Gingival third of buccal surface

• Mesial surface

What is the shape of Pit and Fissure Caries lesion?

• Circular

• Square

• Triangular

• Oval

Which zone of Enamel Caries is the area of greatest demineralization?

• Translucent zone

• Body of the lesion

• Dark zone

• Surface zone

What happens in the Early Dentinal Changes stage of Dentinal Caries?

• Dentin becomes harder

• Proteolytic organisms predominate

• Calcification of dentinal tubules occurs

• Microorganisms penetrate deeper

What occurs in the Advanced Dentinal Changes stage of Dentinal Caries?

• Formation of new dentin

• Decalcification of dentinal tubules

• Destruction of enamel

• Increased mineralization

Which zone of Dentinal Caries is capable of remineralization?

• Zone of bacterial invasion

• Zone of decalcification of dentin

• Zone of dentinal sclerosis

• Normal dentin

What is the shape of the lesion in the Zone of bacterial invasion in Dentinal Caries?

• Circular

• Square

• Triangular

• Oval

What is the main cause of dentinal sclerosis in Dentinal Caries?

• Bacterial invasion

• Deposition of calcium salts

• Increased mineralization

• Formation of new dentin

Which zone of Dentinal Caries consists of decomposed dentin filled with bacteria?

• Zone of dentinal sclerosis

• Zone of decomposed dentin

• Zone of decalcification of dentin

• Zone of bacterial invasion

What is the color of the initial appearance of Pit and Fissure Caries?

• White

• Brown

• Yellow

• Black