16. a. Requires high casting temperature. b. Biocompatibility is poor c. Low cost d. Low corrosion e. They are very diff

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16 A Requires High Casting Temperature B Biocompatibility Is Poor C Low Cost D Low Corrosion E They Are Very Diff 1 (29.07 KiB) Viewed 11 times

16. a. Requires high casting temperature. b. Biocompatibility is poor c. Low cost d. Low corrosion e. They are very difficult to manipulate in the laboratory. 17, Which of the following statements about cement is/are correct? L Polycarboxylate cements cause pulp reaction due to the phosphoric acid they contain. Adhesive cements used in lamina cementation should be II. to its former state causes distortion in the wax model Which is not a base metal alloys property? III. IV. a. 1-11 chemically cured adhesive cements. Moisture and saliva contribute to the hardening of the glass ionomer. Zinc phosphate cement causes sensitivity after cementation due to its low PH value. bl-N CI-I-IV d.only IV e. all of them 18. Which of the following cements has the feature of preventing caries formation by releasing fluorine? a. Polycarboxylate cement b. Calcium hydroxide c Zinc phosphate cement 19. d. Glass ionomer cement e. Zinc oxide eugenol cement. Which of the following properties of adhesive cement is correct? a. Adhesive cements have high solubility in oral liquids. b. They are observed as radiolucent on radiography. c. When used in cementation for ceramics, they increase the fracture resistance of ceramics. d. Light-cured adhesive cements can be used for cementation of restorations with a maximum thickness of 15-2 mm. 20. e. Both light and chemically polymerized adhesive cements are often used for the cementation of laminates Which of the following cements can cause an allergic reaction due to its content? a. Glass ionomer b. Zinc oxide eugenol c. Calcium hydroxide d. Polycarboxylate e. Zinc phosphate