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315 dental nurse > removable and fixed protheses > Flashcards

removable and fixed protheses Flashcards

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1
Q

what is irreversible hydrocolloid?

A

alginate

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2
Q

what procedure is carried out when the sinus is too close to the alveolar ridge?

A

sinus lift

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3
Q

what procedure may need to be carried out in edentulous patients?

A

bone grafts

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4
Q

what are twist drills used for in implants?

A

create the required length of hole in the bone

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5
Q

what drill is used to widen the hole for an implant?

A

twist drill

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6
Q

what is the name of the stage where the implant gets put into the hole?

A

osteotomy

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7
Q

what are the two types of implant crowns?

A
  • screw- retained crown

- cement retained crown

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8
Q

what is the perio condition called involved with implants?

A

peri-implantitis

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9
Q

what are the 5 main issues that can occur with implants?

A
  • pain
  • looseness of the screw
  • looseness of the crown
  • developments of pockets around the implant
  • fractures
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10
Q

retaining teeth are involved either side of the missing teeth one solid design

A

fixed-fixed bridge

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11
Q

a joint is incorporated in the design to allow some degree of flexibility

A

fixed- moveable bridge

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12
Q

retaining teeth are to one side of the Pontic only

A

cantilever bridge

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13
Q

remaining teeth undergo minimal preparation retention is provided by wings.

A

adhesive/ maryland

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14
Q

used for between the prep and fit appt of a bridge

A

temporary bridge

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15
Q

what does the powder polymer and the liquid monomer make?

A

acrylic for dentures

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16
Q

what are the two types of curing for acrylic?

A

heat curing

cold curing

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17
Q

what can self- curing acrylic be used for? (3)

A
  • temporary crowns
  • chairside denture repairs
  • to make special trays
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18
Q

saliva developing between the denture and the patients soft palate

A

suction film

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19
Q

along the back boarder of the upper denture to help suction film develop

A

post- dam

20
Q

what are the clasps made of that can go around a patients tooth?

A

stainless steel clasps

21
Q

changing the shape of the existing ridge such as by the removal of gross under cuts

A

alveoplasty

22
Q

surgical removal of smoothing sharp ridges

A

alveolectomy

23
Q

what are the 5 denture stages?

A
  • impressions
  • bite
  • try
  • fit
  • review
24
Q

what type of patients would a willis bite gauge be used?

A

edentulous

25
Q

what are the 4 instruments/ materials used in the first impressions stage?

A
  • stock impression trays
  • alginate impression material
  • shade and mould guides
  • lab ticket
26
Q

what 3 instruments/ materials are needed for the second stage of a denture?

A
  • study models and special trays
  • alginate/ elastomer impression material
  • lab ticket
27
Q

what material is used for the final impressions of a chrome-cobalt denture?

A

elastomer material

28
Q

what are miller forceps used for?

A

to hold articulating paper

29
Q

when is a soft tissue lining done?

A

when the soft tissued beneath the denture are continually sore

30
Q

when is a functional impression done?

A

an impression that sets over hours making it more accurate.

31
Q

what denture would be used when there are retained roots?

A

over denture

32
Q

what denture would be used to seal off an abnormal cavity in the maxilla?

A

obturator

33
Q

a cap or shell-like device made to cover three-quarters to the whole surface of a single tooth.

A

temporary or permanent crown

34
Q

a facing made to fully cover the labial surface of a tooth

A

veneer

35
Q

an insert into a tooth cavity that has been made in a lab

A

inlay

36
Q

what materials can be used for a temp crown

A

preformed acrylic or polycarbonate

cold-cure acrylic

37
Q

what is a veneer made from?

A

porcelain

38
Q

what can an inlay be made from?

A
  • all ceramic
  • percious metal alloy
  • non-precious metal alloy
39
Q

how long should impressions be soaked for?

A

10 minutes or the manufactures guidelines

40
Q

what percentage of bleach Should be in the disinfectant bath?

A

10%

41
Q

what temperature should impressions be stored at?

A

room temperature or below preferably

42
Q

what impression material and name are two puttys mixed together?

A

addition silicone and vinyl polysiloxanes (tubs of putty)

elastomer

43
Q

base and catalyst pastes, mixed in equal portions or in preloaded tubes or a machine

A

polyether (impragum)

elastomer

44
Q

what is the name of reversible hydrocolloid

A

agar

45
Q

what burs are used during a crown preparation?

A

Dimond burs

315 dental nurse (7 decks)

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