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Dental Calculus hard

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Questions and Answers

What is the primary component of dental calculus?

Hydroxyapatite (correct)
Osteocalcin
Keratin
Collagen fibers

Dental calculus can be classified based on its location. Which classification is not correct?

Intragingival calculus (correct)
Lingual calculus
Subgingival calculus
Supragingival calculus

Which of the following best describes the process involved in the formation of dental calculus?

Rapid desaturation of oral cavity minerals
Old cells sloughing off from mucosal surfaces
Metabolic action of oral bacteria
Mineralization of dental plaque (correct)

What type of crystalline structure is primarily associated with the composition of dental calculus?

<p>Calcium phosphate (A)</p> Signup and view all the answers

Which statement regarding the classification of dental calculus is false?

<p>Facial calculus is an accepted classification. (A)</p> Signup and view all the answers

Flashcards

Hydroxyapatite

The main mineral that makes up dental calculus.

Intragingival calculus

Calculus is classified as supragingival (above the gums) or subgingival (below the gums), but not intragingival.

Formation of dental calculus

Dental plaque hardens through mineral deposition.

Crystalline structure of dental calculus

Dental calculus is mainly composed of calcium phosphate in a crystalline form.

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Facial calculus

Facial calculus is not a recognized classification of dental calculus; supragingival and subgingival are.

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Study Notes

Dental Calculus Definition

Dental calculus is a hard, calcified deposit that forms on teeth.

Dental Calculus Classification

Dental calculus can be classified by its location on the tooth.

Dental Calculus Composition and Structure

Dental Calculus contains calcium phosphate crystals.
Dental Calculus is a hard, calcified deposit that forms on teeth.
The crystalline structure of dental calculus is similar to that of bone.

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