PERIO  Mental Dental - Video 5
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Questions and Answers

What is the primary function of the bacterial plaque layer on calculus?

  • To mechanically irritate gingival tissues
  • To contribute to periodontal disease (correct)
  • To serve as a precursor to plaque
  • To aid in the mineralization of calculus
  • What is the characteristic of supragingival calculus?

  • Mineralized by gingival crevicular fluid
  • Often found on buccal surfaces of maxillary anterior teeth
  • Dark brown or blackish in color
  • Whitish-yellowish in color (correct)
  • What is the primary concern associated with extrinsic stains?

  • Dental caries
  • Aesthetic concern (correct)
  • Gingival inflammation
  • Periodontal disease
  • What is the characteristic of materia alba?

    <p>Soft, white, and organized</p> Signup and view all the answers

    What can malocclusion contribute to?

    <p>Plaque accumulation</p> Signup and view all the answers

    What is the effect of over-contoured restorations on gingival health?

    <p>Worse than under-contoured restorations</p> Signup and view all the answers

    What is the role of saliva in calculus formation?

    <p>It mineralizes supragingival calculus.</p> Signup and view all the answers

    What can faulty restorations contribute to?

    <p>Periodontal disease</p> Signup and view all the answers

    What is the characteristic of black stains found on the cervical third of teeth?

    <p>Found in healthy males and due to iron consumption</p> Signup and view all the answers

    What is a precursor to plaque?

    <p>Materia Alba</p> Signup and view all the answers

    What is the primary cause of orange stains on anterior teeth?

    <p>Poor oral hygiene</p> Signup and view all the answers

    What is the effect of prominent roots and teeth associated with high fariña?

    <p>Gingival recession and mesial drift or extrusion</p> Signup and view all the answers

    What is the effect of open margins on periodontal health?

    <p>Contribution to periodontal disease</p> Signup and view all the answers

    What is the location of black stains specifically found in healthy males?

    <p>Cervical third of teeth</p> Signup and view all the answers

    What is the effect of under-contoured restorations on gingival health?

    <p>Better than over-contoured restorations</p> Signup and view all the answers

    What type of stains are due to chromogenic bacteria?

    <p>Green and yellow stains</p> Signup and view all the answers

    What is the main reason why calculus is not a mechanical irritant to gingival tissues by itself?

    <p>It is not in direct contact with gingival tissues</p> Signup and view all the answers

    What type of stain is often associated with tobacco use?

    <p>Dark brown or blackish stain</p> Signup and view all the answers

    What is a consequence of prominent roots and teeth associated with high fariña?

    <p>Gingival recession and mesial drift</p> Signup and view all the answers

    What is a characteristic of subgingival calculus?

    <p>It is dark, brownish or blackish in color</p> Signup and view all the answers

    What is the primary difference between supragingival and subgingival calculus?

    <p>Location</p> Signup and view all the answers

    How do faulty restorations contribute to periodontal disease?

    <p>By indirectly promoting plaque accumulation</p> Signup and view all the answers

    What is a common location for green and yellow stains?

    <p>Anterior teeth</p> Signup and view all the answers

    What is worse for gingival health, over-contoured or under-contoured restorations?

    <p>Over-contoured restorations</p> Signup and view all the answers

    Study Notes

    Local Factors in Periodontal Disease

    • Calculus is mineralized dental plaque, occurring within 1-14 days, and is not a mechanical irritant to gingival tissues by itself.
    • Calculus is covered with a layer of bacterial plaque, which serves as a primary irritant and contributes to periodontal disease.
    • There are two forms of calculus: super gingival (whitish-yellowish, mineralized by saliva, and often found on lingual surfaces of mandibular anterior teeth) and sub gingival (dark, brownish or blackish, mineralized by gingival crevicular fluid).

    Materia Alba

    • Materia Alba is a soft, white, organized accumulation of bacterial proteins, shed epithelial cells, and occasional food debris.
    • It is easily displaced with water spray and is a precursor to plaque.

    Extrinsic Stains

    • Extrinsic stains do not contribute to gingival inflammation and are primarily an aesthetic concern.
    • Orange stains occur on anterior teeth due to poor oral hygiene.
    • Brown stains are often due to drinking dark-colored beverages and poor oral hygiene.
    • Dark brown or blackish stains are often due to tobacco use (smoking, chewing, or snuffing).
    • Yellow-brown stains are due to the use of chlorhexidine and stannous fluoride.
    • Black stains specifically found on the cervical third of teeth can be found in healthy males and are due to iron consumption.
    • Green and yellow stains, usually on anterior teeth, can be due to poor oral hygiene or chromogenic bacteria.
    • Bluish-green stains can be due to occupational exposure to metallic dust.

    Other Local Factors

    • Malocclusion can contribute to plaque accumulation and indirectly to periodontal disease.
    • Prominent roots and teeth associated with high fariña can experience gingival recession and mesial drift or extrusion.
    • Faulty restorations can contribute to periodontal disease, including overhanging margins, open margins, rough surfaces, and open contacts.
    • Over-contoured restorations are worse for gingival health than under-contoured restorations.
    • Sub gingival margins can cause plaque retentive areas even when they are not faulty.
    • Appliances, such as removable partial dentures, braces, and oral jewelry, can lead to the occurrence of periodontal disease as a local factor.
    • Self-inflicted injury, such as aggressive horizontal brushing, can cause tooth abrasion and gingival recession.

    Local Factors in Periodontal Disease

    • Calculus is a mineralized dental plaque that forms within 1-14 days and is not a mechanical irritant to gingival tissues by itself, but is covered with a layer of bacterial plaque that serves as a primary irritant and contributes to periodontal disease.

    Types of Calculus

    • Supragingival calculus is whitish-yellowish, mineralized by saliva, and often found on lingual surfaces of mandibular anterior teeth.
    • Subgingival calculus is dark, brownish or blackish, mineralized by gingival crevicular fluid.

    Materia Alba

    • Materia Alba is a soft, white, organized accumulation of bacterial proteins, shed epithelial cells, and occasional food debris that is easily displaced with water spray and is a precursor to plaque.

    Extrinsic Stains

    • Orange stains occur on anterior teeth due to poor oral hygiene.
    • Brown stains are often due to drinking dark-colored beverages and poor oral hygiene.
    • Dark brown or blackish stains are often due to tobacco use (smoking, chewing, or snuffing).
    • Yellow-brown stains are due to the use of chlorhexidine and stannous fluoride.
    • Black stains specifically found on the cervical third of teeth can be found in healthy males and are due to iron consumption.
    • Green and yellow stains, usually on anterior teeth, can be due to poor oral hygiene or chromogenic bacteria.
    • Bluish-green stains can be due to occupational exposure to metallic dust.

    Other Local Factors

    • Malocclusion contributes to plaque accumulation and indirectly to periodontal disease.
    • Prominent roots and teeth associated with high fariña experience gingival recession and mesial drift or extrusion.
    • Faulty restorations contribute to periodontal disease, including overhanging margins, open margins, rough surfaces, and open contacts.
    • Over-contoured restorations are worse for gingival health than under-contoured restorations.
    • Subgingival margins can cause plaque retentive areas even when they are not faulty.
    • Appliances, such as removable partial dentures, braces, and oral jewelry, lead to the occurrence of periodontal disease as a local factor.
    • Self-inflicted injury, such as aggressive horizontal brushing, causes tooth abrasion and gingival recession.

    Local Factors in Periodontal Disease

    • Calculus is a mineralized dental plaque that forms within 1-14 days and is not a mechanical irritant to gingival tissues by itself, but is covered with a layer of bacterial plaque that serves as a primary irritant and contributes to periodontal disease.

    Types of Calculus

    • Supragingival calculus is whitish-yellowish, mineralized by saliva, and often found on lingual surfaces of mandibular anterior teeth.
    • Subgingival calculus is dark, brownish or blackish, mineralized by gingival crevicular fluid.

    Materia Alba

    • Materia Alba is a soft, white, organized accumulation of bacterial proteins, shed epithelial cells, and occasional food debris that is easily displaced with water spray and is a precursor to plaque.

    Extrinsic Stains

    • Orange stains occur on anterior teeth due to poor oral hygiene.
    • Brown stains are often due to drinking dark-colored beverages and poor oral hygiene.
    • Dark brown or blackish stains are often due to tobacco use (smoking, chewing, or snuffing).
    • Yellow-brown stains are due to the use of chlorhexidine and stannous fluoride.
    • Black stains specifically found on the cervical third of teeth can be found in healthy males and are due to iron consumption.
    • Green and yellow stains, usually on anterior teeth, can be due to poor oral hygiene or chromogenic bacteria.
    • Bluish-green stains can be due to occupational exposure to metallic dust.

    Other Local Factors

    • Malocclusion contributes to plaque accumulation and indirectly to periodontal disease.
    • Prominent roots and teeth associated with high fariña experience gingival recession and mesial drift or extrusion.
    • Faulty restorations contribute to periodontal disease, including overhanging margins, open margins, rough surfaces, and open contacts.
    • Over-contoured restorations are worse for gingival health than under-contoured restorations.
    • Subgingival margins can cause plaque retentive areas even when they are not faulty.
    • Appliances, such as removable partial dentures, braces, and oral jewelry, lead to the occurrence of periodontal disease as a local factor.
    • Self-inflicted injury, such as aggressive horizontal brushing, causes tooth abrasion and gingival recession.

    Local Factors in Periodontal Disease

    • Calculus is a mineralized dental plaque that forms within 1-14 days and is not a mechanical irritant to gingival tissues by itself, but is covered with a layer of bacterial plaque that serves as a primary irritant and contributes to periodontal disease.

    Types of Calculus

    • Supragingival calculus is whitish-yellowish, mineralized by saliva, and often found on lingual surfaces of mandibular anterior teeth.
    • Subgingival calculus is dark, brownish or blackish, mineralized by gingival crevicular fluid.

    Materia Alba

    • Materia Alba is a soft, white, organized accumulation of bacterial proteins, shed epithelial cells, and occasional food debris that is easily displaced with water spray and is a precursor to plaque.

    Extrinsic Stains

    • Orange stains occur on anterior teeth due to poor oral hygiene.
    • Brown stains are often due to drinking dark-colored beverages and poor oral hygiene.
    • Dark brown or blackish stains are often due to tobacco use (smoking, chewing, or snuffing).
    • Yellow-brown stains are due to the use of chlorhexidine and stannous fluoride.
    • Black stains specifically found on the cervical third of teeth can be found in healthy males and are due to iron consumption.
    • Green and yellow stains, usually on anterior teeth, can be due to poor oral hygiene or chromogenic bacteria.
    • Bluish-green stains can be due to occupational exposure to metallic dust.

    Other Local Factors

    • Malocclusion contributes to plaque accumulation and indirectly to periodontal disease.
    • Prominent roots and teeth associated with high fariña experience gingival recession and mesial drift or extrusion.
    • Faulty restorations contribute to periodontal disease, including overhanging margins, open margins, rough surfaces, and open contacts.
    • Over-contoured restorations are worse for gingival health than under-contoured restorations.
    • Subgingival margins can cause plaque retentive areas even when they are not faulty.
    • Appliances, such as removable partial dentures, braces, and oral jewelry, lead to the occurrence of periodontal disease as a local factor.
    • Self-inflicted injury, such as aggressive horizontal brushing, causes tooth abrasion and gingival recession.

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    Description

    Learn about the role of calculus in periodontal disease, its forms and characteristics. Understand how it contributes to the disease and its effects on gingival tissues.

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