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| <title>Dental Cements Quiz</title> | |
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| <h2 id="question">Loading...</h2> | |
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| <script> | |
| const quizData = [ | |
| { | |
| question: "1. The preferred agent for base formation below restorative resin is:", | |
| options: ["Calcium hydroxide", "Cavity varnish", "Zinc oxide-eugenol cement", "Zinc phosphate cement"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "2. Dentin protection during cavity restoration is required when the 'remaining dentin thickness' is:", | |
| options: ["< 1.0 mm", "< 0.5 mm", "2.0 mm", "> 2.5 mm"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "3. Cavity varnish is indicated under amalgam restorations to:", | |
| options: [ | |
| "Prevent galvanic currents from reaching the pulp", | |
| "Improve the marginal seal of the restorations", | |
| "Seal the dentinal tubules completely", | |
| "Act as an effective thermal insulator" | |
| ], | |
| answer: 3 | |
| }, | |
| { | |
| question: "4. Calcium hydroxide is preferred to ZOE fillings below a composite resin restoration as:", | |
| options: [ | |
| "Calcium hydroxide forms a calcific bridge", | |
| "Eugenol irritates the inflamed pulp", | |
| "Eugenol interferes with the setting of composite resins", | |
| "All of the above" | |
| ], | |
| answer: 3 | |
| }, | |
| { | |
| question: "5. Which of the following cement has most anticariogenic effect used while placing bands on molar to prevent caries:", | |
| options: ["Polycarboxylate", "Silicate", "Zinc phosphate", "Glass ionomer cement"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "6. High viscosity GIC was discovered in:", | |
| options: ["1990", "1980", "1970", "1989"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "7. Vitremer is:", | |
| options: [ | |
| "Resin modified GIC", | |
| "Metal modified GIC", | |
| "Organically modified composite", | |
| "Polyacid modified composite" | |
| ], | |
| answer: 0 | |
| }, | |
| { | |
| question: "8. Cavity varnish is used for:", | |
| options: [ | |
| "To reduce thermal conductivity", | |
| "To reduce the permeability of acid into dentinal tubules", | |
| "Action as an obtundant", | |
| "All of the above" | |
| ], | |
| answer: 3 | |
| }, | |
| { | |
| question: "9. Amount of gap required for cement in restoration is:", | |
| options: ["10-25 microns", "2 microns", "50-100 microns", "No gap required"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "10. Copal varnish is:", | |
| options: ["ZnO resin", "Ca(OH)2", "ZnO glycerin", "All of the above"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "11. Amalgam often tends to discolor the teeth. This can be inhibited by using:", | |
| options: [ | |
| "An alloy containing zinc", | |
| "Amalgam varnish on the pulpal floor", | |
| "Cavity varnish on all cut surfaces", | |
| "None" | |
| ], | |
| answer: 2 | |
| }, | |
| { | |
| question: "12. Fluoride rich matrices include:", | |
| options: ["Silicate cement", "Glass ionomer cement", "Polycarboxylate", "All of the above"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "13. Glass ionomer cements are composed of:", | |
| options: [ | |
| "Alumino silicate powder and phosphoric acid", | |
| "Alumino silicate powder and polyacrylic acid", | |
| "Zinc oxide powder and phosphoric acid", | |
| "Zinc oxide powder and polyacrylic acid" | |
| ], | |
| answer: 1 | |
| }, | |
| { | |
| question: "14. Which one of the following dental cement accelerates the formation of reparative dentin:", | |
| options: ["Eugenol", "Calcium hydroxide", "Zinc oxide", "Zinc chloride"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "15. Atraumatic Restorative Treatment (ART) technique utilizes:", | |
| options: ["Glass ionomer cement", "Composite resin cement", "Zinc phosphate cement", "None"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "16. Increased amount of powder in zinc phosphate:", | |
| options: [ | |
| "Decreases strength", | |
| "Decreases film thickness", | |
| "Increases film thickness", | |
| "Increases setting time" | |
| ], | |
| answer: 1 | |
| }, | |
| { | |
| question: "17. Which of the following is common to both zinc eugenol and zinc polycarboxylate:", | |
| options: [ | |
| "Contains eugenol", | |
| "Contains polyacrylic acid", | |
| "Chelation", | |
| "Substitution of eugenol by EBA to increase strength" | |
| ], | |
| answer: 2 | |
| }, | |
| { | |
| question: "18. The addition of which of the following can accelerate the setting time of zinc oxide cement:", | |
| options: ["Zinc acetate", "Barium sulphate", "Zinc sulphate", "Barium chloride"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "19. Which of the following show chemical bond with enamel?", | |
| options: ["Composites", "Direct filling resins", "Polycarboxylate cements", "BIS-GMA resins in pit and fissure sealants"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "20. Which of the following cements is most irritant to pulp?", | |
| options: ["Zinc phosphate", "Silicate", "Glass ionomer", "Polycarboxylate"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "21. Which of the following do polycarboxylate and GIC have in common?", | |
| options: ["Polysiloxane", "Phosphoric acid", "Polyacrylic acid", "Ion leachable glass"], | |
| answer: 2 | |
| }, | |
| { | |
| question: "22. pH of polycarboxylate liquid is:", | |
| options: ["2", "3", "8", "1.7"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "23. Which is the cement with adhesive properties?", | |
| options: ["Zinc oxide eugenol", "Zinc polycarboxylate", "Silicate", "Zinc phosphate"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "24. Eugenol may be replaced in the zinc oxide eugenol cement by:", | |
| options: ["Acetic acid", "Alginic acid", "Phosphoric acid", "Ortho-ethoxy acid"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "25. The setting reaction of zinc phosphate is retarded by:", | |
| options: ["Increase in the ratio of powder to liquid", "Diluting the liquid with water", "Increase the addition of powder to liquid", "Decrease the addition of powder to liquid"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "26. Thermal conductivity of which material is close to dentin:", | |
| options: ["Amalgam", "Silicate", "Composite resin", "Cavity varnish"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "27. The logical explanation for the unique anticariogenic property of most silicate cements is:", | |
| options: ["The reduction in enamel solubility due to fluoride uptake by enamel", "That beryllium flux is used in silicates", "That silicates show very little leakage at the margins of the restoration", "Due to the high silica content"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "28. Pulpal medication and thermal protection is given by:", | |
| options: ["Solution liners (2–5 µm)", "Suspension liners (25–30 µm)", "Traditional liner (0.2–0.3 mm)", "Cement bases"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "29. Glass ionomer cement is composed of:", | |
| options: ["Zinc oxide powder and polycarboxylic liquid", "Zinc oxide powder and phosphoric acid", "Aluminia silicate powder and polycarboxylic liquid", "Aluminia silicate powder and phosphoric acid"], | |
| answer: 2 | |
| }, | |
| { | |
| question: "30. Which of the following cements is most biocompatible with pulp?", | |
| options: ["GIC", "Copper cement", "Zinc phosphate cement", "Zinc oxide eugenol cement"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "31. The major component of zinc phosphate cement is:", | |
| options: ["Zinc oxide", "Phosphoric acid", "Zinc", "None of the above"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "32. Which of the following cements is most kind to pulp?", | |
| options: ["Glass ionomer", "Polycarboxylate", "Silicate", "Resin cement"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "33. Polycarboxylate cement is used for:", | |
| options: ["Temporary restoration", "Luting", "Permanent restoration", "Die material"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "34. Silicate cement is indicated in:", | |
| options: ["Mouth breathers", "Patients with high caries index", "In the restoration of posterior tooth", "None of the above"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "35. Stages of setting of GIC are:", | |
| options: ["Decomposition, migration, post set hardening, maturation", "Migration, decomposition, maturation, post set", "Decomposition, post set hardening, migration, maturation", "Decomposition, post set hardening, migration"], | |
| answer: 2 | |
| }, | |
| { | |
| question: "36. The cement, which is least soluble in oral cavity:", | |
| options: ["Glass ionomer", "Resin cement", "Polycarboxylate cement", "Silico–phosphate cement"], | |
| answer: 1 | |
| }, | |
| // --- Questions from Page 401 --- | |
| { | |
| question: "37. Which of the following restorative material is recommended for root surface caries:", | |
| options: ["GIC", "Composites", "Amalgam", "Direct filling gold"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "38. Deep caries (<2 mm of dentine remaining) management by resin composite restoration would include:", | |
| options: ["Calcium hydroxide", "Glass-ionomer cement", "Dentine bonding agent", "All of the above"], | |
| answer: 3 | |
| }, | |
| { | |
| question: "39. The role of itaconic acid copolymer in glass ionomer:", | |
| options: ["Reduces the viscosity of the liquid and inhibits gelation", "Increases the viscosity of the liquid and accelerates gelation", "Increases cohesion", "To provide radiolucency"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "40. The advantage of glass ionomer cement reinforced with metal particles is:", | |
| options: ["Decreased strength but biocompatibility", "Increased resistance to abrasion", "Better colour", "Ease of manipulation"], | |
| answer: 1 | |
| }, | |
| { | |
| question: "41. Which is the material of choice to be given in class V cavities:", | |
| options: ["Silicate cement", "Polycarboxylate cement", "Glass ionomer cement", "Unfilled resin"], | |
| answer: 2 | |
| }, | |
| { | |
| question: "42. Calcium Hydroxide is used in deep cavities in order to:", | |
| options: ["Form dentin bridge", "To kill microorganism", "To cause necrosis", "As a base under restoration"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "43. Sandwich technique consists of:", | |
| options: ["GIC and composite", "Amalgam and GIC", "Amalgam and composite", "None of the above"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "44. Resin modified glass ionomer is designed to:", | |
| options: ["Provide rapid setting to minimize cement acidity", "Allowing early finishing", "Reduce the rate of fluoride release", "Change the translucency of the products"], | |
| answer: 0 | |
| }, | |
| { | |
| question: "45. After 24 hrs. of setting tensile strength of GIC is:", | |
| options: ["Equal to ZnPO₄", "Greater to ZnPO₄", "Lesser to ZnPO₄", "None of the above"], | |
| answer: 2 | |
| }, | |
| { | |
| question: "46. Bond found in GIC is:", | |
| options: ["Covalent bond", "Ionic bond", "Hydrogen bond", "Metallic bond"], | |
| answer: 1 | |
| } | |
| ]; | |
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