Prostheses Flashcards Preview

Units 315, 308, 309 revision > Prostheses > Flashcards

Flashcards in Prostheses Deck (25)
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1

Fixed prostheses are

tooth restorations or replacements that are cemented within, or onto a tooth

2

examples of fixed prostheses are:

crown
bridge
veneer
inlay/onlay

3

Removable prostheses are

all types of dentures

4

examples of removable prostheses are:

full/complete denture
partial denture

5

Dentures can be made from

Acrylic
chrome-cobalt metal

6

Orthodontic appliances are used to

Align teeth within each arch and to correct the occlusion between the two jaws

7

What are beebee crown shears?

short beaked shears for cutting and shaping the margins of temporary crowns

8

edentulous impression trays are for

complete/full dentures. Shallower than stock trays for when there are no teeth present

9

A willis bite gauge is used to

record the desired occlusal face height in edentulous patients, where no teeth are present to act as a guide

10

Which instrument is used to adjust all metal springs and retractors?

Adams universal pliers

11

With a fixed metal brace, what purpose do the molar bands have?

Molar bands and tubes are attached to the back molars for the end of the arch wire to sit within

12

What is luting cement used for?

Bonding the bands to the molars

13

Which materials are used to cement brackets?

Acid etch
orthodontic resin bond material
composite

14

What is alginate used for?

Opposing arch models for crown, bridge, inlay and veneer construction
models for the construction of full and partial acrylic dentures
models for the construction of removable orthodontic appliances/retainers/study models (before and after)

15

Which material may be used to construct a temporary crown but not a permanent crown?

Acrylic

16

During denture construction, the patient will attend for a trial insertion of the dentures with the teeth set in wax rims. Which instrument is used for fine wax adjustments at this stage?

Le Cron carver

17

What is the main benefit to the patient of having a missing tooth replaced by an implant rather than a bridge?

Single tooth involvement

18

What type of appliance would be used by individuals with a cleft palate?

obturator

19

What stage of a denture construction would a Willis Bite Gauge be used?

Bite Registration

20

What would you use for taking an impression for a reline?

Denture

21

At what stage during a crown preparation is a crown form used?

Provision of a temporary crown

22

What are the stages of constructing an immediate denture?

What are the stages of constructing an immediate denture?

23

When a crown preparation is being carried out by the dentist, the desired shape of the prepared tooth should be with near-parallel sides and no undercuts, to give maximum retention of the crown and to allow it to be placed onto the tooth. Which dental burs is most likely to be used for this procedure?

Tapered diamond bur

24

When a root-filled tooth is to be restored with a fixed prosthesis, additional support is often provided for the tooth by the placement of a post system within the root canal. Which type of post system listed below does not require the post hole to be drilled before its insertion, thus reducing the risk of root fracture?

Filpost system

25

An elderly patient attends the dental workplace and reports that she is unable to wear her year-old full lower denture for more than a few hours a day, as her mouth becomes sore beneath the denture. Following examination, the dentist takes a wash impression within the lower denture. Which procedure is most likely to be carried out to assist with the patient’s problem?

soft reline