Exam (elaborations)
Chapter 14. Dental Cement
- Course
- Dental materials
- Institution
- Dental Assisting School
Chapter 14. Dental Cement
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Chapter 14. Dental Cement1. cements mixed to primary consistency are used for:
A. luting and high strength bases
B. luting and low strength bases
C. core buildups
D.surgical dressings: B. luting and low strength bases
2. It may be necessary to place an insulating base under
restorations to:
A. encourage secondary dentin formation
B.protect the pulp from sudden temperature changes
C. reduce acidity
D.seal the dentinal tubules: B. protect the pulp from sudden
temperature changes 3. the test for a properly mixed luting
cement is:
A. putty consistency
B. Granular consistency
, C.checking whether the cement will break or form a drop at
the end of the spatula
D.checking whether the cement will hold a thin string,
breaking when the spatula is raised an inch: D. checking
whether the cement will hold a thin string breaking when the
spatula is raised an inch
4. Which cement should not be used for temporary
cementation of crowns to be permanently cemented with
resin cements?
A. zinc polycarboxylate
B. zinc phosphate
C. zinc oxide eugenol
D.any cement is appropriate: c. zinc oxide eugenol
5. which cement exhibits an exothermic reaction when
mixing? a. glass ionomer
b. zinc phosphate
c. resin cements
d. calcium hydroxide: b. zinc phosphate
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