Dental Fluorosis Quiz
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Questions and Answers

What is the critical period for dental fluorosis?

  • During adolescence
  • During adulthood
  • During early childhood (correct)
  • During old age

    • What is the most commonly affected type of tooth in Molar-Incisor Hypomineralization?

  • Permanent incisors
  • Permanent molars (correct)
  • Primary incisors
  • Primary molars

    • What is the cause of erythroblastosis fetalis?

  • A genetic disorder (correct)
  • A bacterial infection
  • An autoimmune disorder
  • A viral infection

    • What is the appearance of teeth affected by erythropoietic porphyria?

    <p>Red-brown and fluoresce red in UV light</p> Signup and view all the answers

    What is the most common cause of intrinsic staining in teeth?

    <p>Developmental disorders</p> Signup and view all the answers

    What is the etiology of Molar-Incisor Hypomineralization?

    <p>Genetic factors</p> Signup and view all the answers

    What is the appearance of teeth affected by fluorosis?

    <p>White chalky areas, lusterless white chalky enamel, zones of yellow to dark brown coloration</p> Signup and view all the answers

    What is the appearance of teeth affected by syphilitic hypoplasia?

    <p>Constricted occlusal tables with a disorganized surface + Screndriver-like in shape with constricted incised edge</p> Signup and view all the answers

    What is the cause of Alkaptonuria?

    <p>error of metabolism resulting in homogentisic acid accumulation in CTs.</p> Signup and view all the answers

    What is the most common cause of extrinsic staining in teeth?

    <p>all of above</p> Signup and view all the answers

    What is the treatment for most enamel defects?

    <p>Restorative techniques such as acid-etched composite resin restorations, labial veneers, and full crowns</p> Signup and view all the answers

    What is the appearance of teeth affected by trauma and localized RBC breakdown?

    <p>Pink to gray-black discoloration</p> Signup and view all the answers

    What is the critical period for dental fluorosis?

    <p>Second to third years of life</p> Signup and view all the answers

    What is the most common type of tooth affected by molar-incisor hypomineralization?

    <p>Permanent molars</p> Signup and view all the answers

    What causes Hutchinson's incisors and mulberry or moon molars?

    <p>Syphilitic hypoplasia</p> Signup and view all the answers

    What is erythroblastosis fetalis?

    <p>A hemolytic anemia resulting in bilirubin deposition in teeth</p> Signup and view all the answers

    What is the effect of tetracycline on developing teeth?

    <p>It causes yellow to dark brown discoloration</p> Signup and view all the answers

    What is the most common cause of intrinsic staining of teeth?

    <p>Erythroblastosis fetalis</p> Signup and view all the answers

    What is the effect of fluoride concentration of >1ppm in drinking water?

    <p>It causes mottling of enamel</p> Signup and view all the answers

    What is the effect of alkaptonuria on teeth?

    <p>It causes blue-black discoloration</p> Signup and view all the answers

    What is the prevalence of molar-incisor hypomineralization?

    <p>30-40%</p> Signup and view all the answers

    What is the effect of amalgam on teeth?

    <p>It causes black-gray discoloration</p> Signup and view all the answers

    What is the effect of minocycline hydrochloride on fully formed teeth?

    <p>It may get taken up into the pulp and dentine</p> Signup and view all the answers

    What is the critical period for dental fluorosis?

    <p>During infancy</p> Signup and view all the answers

    What is the etiology of molar-incisor hypomineralization?

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

    What is the most common type of tooth affected by molar-incisor hypomineralization?

    <p>Permanent molars</p> Signup and view all the answers

    What is the prevalence of molar-incisor hypomineralization?

    <p>2-40%</p> Signup and view all the answers

    What is the treatment for most enamel defects?

    <p>Restorative techniques</p> Signup and view all the answers

    What causes erythroblastosis fetalis?

    <p>Hemolytic anemia</p> Signup and view all the answers

    What is the discoloration seen in teeth affected by erythroblastosis fetalis?

    <p>Green-gray to bluish</p> Signup and view all the answers

    What is the autosomal recessive disorder that results in porphyrin deposition in teeth?

    <p>Erythropoietic porphyria</p> Signup and view all the answers

    What is the discoloration seen in teeth affected by alkaptonuria?

    <p>Blue-black</p> Signup and view all the answers

    What is the discoloration seen in teeth affected by trauma and localized RBC breakdown?

    <p>Pink to gray-black</p> Signup and view all the answers

    What medication causes tooth discoloration and should be avoided during pregnancy and in children up to 8 years of age?

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

    What is the type of staining caused by tobacco, food and drink, iron, medications, and bacteria?

    <p>Extrinsic staining</p> Signup and view all the answers

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