FREE AND STUDY GAMES ABOUT CH 45 QUIZ EXAM

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FREE AND STUDY GAMES ABOUT CH 45 QUIZ EXAM

QUESTIONS

Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -30 Questions and Answers -format set of multiple-choice -Expert- Explanation Question 1: Which statement is incorrect as it relates to preparing a tooth for a composite restoration?

Answer:

Dry the enamel and dentin completely.

Question 2: Which cement inhibits recurrent decay?

Answer:

Glass ionomer

Question 3: Which cement is the most acidic and irritating to the pulp?

Answer:

Zinc phosphate Question 4: Properly mixed glass ionomer cement should have a(n) _____ appearance.

Answer:

glossy

Question 5: Which technique will help to dissipate heat when mixing zinc phosphate cement?

Answer:

Mixing on a cool glass slab Question 6: Which type of dental cement is used as an adhesive for permanent indirect restorations?

Answer:

Luting

Question 7: When compared to zinc phosphate cement, which statement regarding

polycarboxylate cement is correct?

Answer:

It is less irritating to the pulp.

Question 8: How should dental cements be dispensed for mixing?

Answer:

Dispense the powder first and then the liquid.Question 9: What could occur if excess cement is left at the cavosurface margin of a crown?

Answer:

Irritate the area and cause inflammation.Question 10: Which type of glass ionomer cement is used for pit and fissure sealants?

Answer:

IV

Question 11: When are temporary cements used?

Answer:

Placing a provisional crown Question 12: Which type of glass ionomer cement is designed for cementation of indirect restorations?

Answer:

I

Question 13: Which cement that gives off an exothermic reaction and must be spatulated over a wide area on a cool, dry, thick glass slab?

Answer:

Zinc phosphate

Question 14: What step(s) should be followed before dispensing cement powder?

Answer:

Fluff and measure the powder Question 15: Which of the following is the correct cementing consistency for zinc phosphate cement?

Answer:

Stringy, breaking about 1 inch from the slab

Question 16: Which item listed would not use luting cement for placement?

Answer:

Direct provisional restorations Question 17: When composite resin cement is used, how should the tooth surface be prepared?

Answer:

Both Free of all plaque and debris Etched or treated with a bonding system

Question 18: Which factor(s) influence the cementation procedure?

Answer:

Humidity Temperature Mixing time All of the above Question 19: Which type of cement is preferred for cementation of ceramic veneers?

Answer:

Composite resin

Question 20: Which type(s) of cements can be light-cured?

Answer:

Both Composite resin Glass ionomer Question 21: The provisional restoration should be lined with which of the following types of cements when being placed for temporary coverage?

Answer:

Zinc oxide-eugenol cement Question 22: How should polycarboxylate cement appear once setting has initiated?

Answer:

Stringy or weblike Question 23: How should glass ionomer cement be mixed to increase the working time?

Answer:

On a glass slab Question 24: How should the interior of a porcelain crown be treated before cementation?

Answer:

Roughened using air abrasion Question 25: What type of cement is frequently used to cement ceramic inlays and onlays?

Answer:

Type I zinc oxide-eugenol cement Question 26: How should cement be placed into an indirect restoration for delivery?

Answer:

Add a thin lining to cover all internal walls of the casting.Question 27: When working with dental cements, which statement is incorrect regarding minimizing water loss through evaporation?

Answer:

Dispense the liquid first and then powder.