Health
Health, 23.07.2019 21:00, rosemarybooker

Which type of tray allows impression material to mechanically lock on?

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Computers and Technology, 28.06.2019 07:40, frisha
3. six transactions, t1 through t6, are requesting locks in a single-lock-mode system. here is the sequence of lock requests so far: 1. t1: lock a 2. t2: lock b 3. t3: lock c 4. t3: lock a 5. t4: lock d 6. t4: lock b 7. t5: lock e 8. t5: lock c 9. t6: lock f 10. t6: lock b draw the waits-for graph at this time. then, identify from the list below the request that will cause the requesting transaction to roll back. a) t2: lock f b) t1: lock b c) t2: lock a d) t2: lock b
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Biology, 23.07.2019 12:50, cork6
Acustom impression tray should fit and adapt well to the model and should maintain mm of impression material between itself and the teeth.
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Chemistry, 10.09.2019 00:20, raizagisselle1694
1. alginate is a. reversible hydrocolloid impression material b. irreversible hydrocolloid impression material c. polysulfideimpression material d. polyvinyl siloxane impression material
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Health, 21.09.2019 10:10, kndaniels05
1. a point angle of a cavity preparation involves how many surfaces? a. two b. four c. one d. three 2. which of the following medications is an example of a benzodiazepine? a. alcohol b. diazepam c. nitrous oxide d. halothane 3. the material that's painted in a tray to allow an impression material to attach to the tray is called a a. tray adhesive. b. plastic bonding agent. c. tray try-in. d. tray-body impression material. 4. which one of the following classes of controlled substances are experimental drugs and can't be administered to patients? a. class i b. class v c. class vii d. class ii 5. which of the following patient instructions would not immediately follow a surgical dental procedure? a. bed rest b. chewing exercises c. taking an antibiotic d. clear liquid diet 6. the wax used for the fabrication of wax patterns for cast restorations as part of the lost-wax technique is wax. a. impression b. inlay c. registration d. utility 7. which classification of dental caries involves the gingival areas on the buccal or lingual surfaces of the tooth? a. class i b. class ii c. class iii d. class v 8. alginate is another name for a. reversible hydrocolloid. b. irreversible hydrocolloid. c. polysiloxane. d. polyether. 9. which step in dentin bonding is responsible for wetting the tooth surface in preparation for the bonding resin? a. conditioning b. priming c. rinsing d. etching 10. for an elastomeric impression material, all the following viscosities are recommended for being placed as the primary material in a tray, except a. putty. b. light-body. c. heavy-body. d. medium-body. 11. which cement is known for its ability to stimulate the formation of secondary dentin? a. zinc phosphate b. polycarboxylate c. zoe d. calcium hydroxide 12. what type of resin cement is used in the bonded amalgam technique? a. light-cure b. self-cure c. photo-cure d. dual-cure 13. water cooled trays are used with which impression material? a. reversible hydrocolloid b. polyether c. addition-reaction silicone (polysiloxane) d. zinc oxide and eugenol paste 14. the type of gypsum product used because of its hardness and wear resistance for waxing patterns to make crowns and bridges is a. pattern stone. b. mounting stone. c. die stone. d. impression plaster. 15. how many classes of controlled substances are there? a. five b. three c. four d. seven 16. the impression materials of choice for crown and bridge impressions include all the following, except a. alginate. b. polyvinylsiloxane. c. polysulfide. d. polyether. 17. what private dental organization works with the u.s. food and drug administration to regulate dental materials and devices? a. osha b. bar c. ama d. ada 18. most cements are mixed on a polycoated mix pad. what property of zinc phosphates requires that they be mixed on a glass slab? a. low viscosity b. exothermic c. high viscosity d. highly acidic 19. how many planes of analgesia are there in the administration of nitrous oxide? a. seven b. three c. four d. five
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