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R/P 2 > FINAL > Flashcards

FINAL Flashcards

1
Q

Name a resin ionomer cement

A

Rely x luting

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2
Q

pros of porcelain laminate veneers (2)

A

excellent aesthetics

long term durability

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3
Q

are open tray or closed tray better for terms of accuracy for implant imrpessions

A

closed tray and open tray

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4
Q

causes pain very similar to tooth ache pain but usually involves more tha one maxillary tooth

A

maxillary sinusiits

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5
Q

Rule of thirds—Cast trimming sequence for patients with advanced periodontal disease

A 
the gingival third is more recessed
than the middle third
• amount of trimming & sculpting of
the cast is governed by the existing
bone height
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6
Q

lithium disilicate is what

A

emax

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7
Q

Name resin based Dual Cure (Self adhesive)

A

Rely X unicem

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8
Q

advantages of overdentures (6)

A 
preserve the ridge
denture stability
increased bite force
proprioception
retention
psychological benefit
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9
Q

Which ceramic type requires an HF surface preparation

A

Silica based (weaker)

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10
Q

Insertion of
Immediate Complete Dentures
when do we place tissue conditioner

A

only if the dentures are not retentive

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11
Q

“a removable dental prosthesis serving as an interim prosthesis to which artificial teeth will be added as natural teeth are lost and that will be replaced after postextraction tissue changes have occurred”

A

transitional denture

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12
Q

blue or grey transparent effects found in enamel

A

opalescence

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13
Q

pros of direct composite veneer (4)

A

conservative
relatively inexpensive
good aesthetics
no draw for preparation

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14
Q

for double phase surgical schedule in immediate dentures, what amount of healing is ideal

A

12 weeks

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15
Q

How to strengthen ceramics

A

Increase crystalline and decrease glassy

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16
Q

what are intensives

A

white spots of all different types and shapes

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17
Q

what retains a denture? (4)

A

interfacial surface tension
tissue saliva
denture base sandwich

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18
Q

erbium laser are absorbed by what and are transferred to

A

water and HA

hard and soft tissue

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19
Q

for prefabricated fiber parallel systems where should you cut the post

A

remove the apical end of the post

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20
Q

most commonly encountered issues when seating crowns are where

A

occlusal and contact problems

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21
Q

when is the facebow important?

A

changing the patient’s vertical dimesnion

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22
Q

what is the strongest material for ceramics

A

y-tzp

ytria stabilized zirconia

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23
Q

final resin shade depends on (4)

A

color of underlying tooth
thickness of resin
polymerization
finish and polish

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24
Q

how do you tell the end point when using PIP paste

A

end point is when NO brush strokes are remaining

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25
Q

what tongue actions are needed for the impression borders

A

mandibular impression borders: key actions: ask patient to raise their tongue to the roof the mouth, then anterior to vermilin border and then to the corners of the mouth. ask patient to swallow

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26
Q

how high should domed shaped teeth be?

A

1-2 mm above the tissue

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27
Q

for prefabricated fiber tapered posts where should you cut the post for desired length

A

the TOP

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28
Q

Adjust porcelain parts of crowns using either

A

a porcelain adjusting kit or a diamond

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29
Q

Is ytp silica or non silica based

A

Non silica based ceramic-the strongest

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30
Q

diode lasers are used for what

A

soft-tissue, low level therapy and laser whitening

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31
Q

Name the group of weaker ceramics

A

Silica based ceramics

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32
Q

leucite reinforced porcelains

A

empress esthetics

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33
Q

ideal width-to-length ratio of tooth

A

0.75-0.80

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34
Q

Name the group of Stronger ceramics

A

Non silica based oxides

35
Q

NX3 cement is used for

A

Silica based cements

36
Q

best predictors of lower denture success

A

lateral throat form

tongue position

37
Q

Why do CAD/CAM complete dentures have superior strength and fit?

A

pre-polymerized acrylic resin blocks

38
Q

increased crystallinity in strengthening ceramics often leads to

A

opacity-similar problem with metal

39
Q

weaker ceramics require what

A

silane coupler and resin cement

40
Q

recommendations to limit post operative tooth sensitivity

A

Literature recommends using plenty of cool water
during preparation, and a light touch with sharp
burrs. Application of Gluma or similar product
and then a cavity liner.

41
Q

how should implants be placed in the maxillary anterior region labiolingually

A

2mm lingual to labial bone surface

42
Q

full contour cermamics must be

A

translucent material

43
Q

implant diameter of canines in maxillary

A

around 4 mm

44
Q

the degree of whiteness of the enamel

A

value

45
Q

when adjusting a crown, alloy surfaces should be adjusted with what

A

carbide finishing burr

46
Q

prefabricated metal posts should use what cementation

A

rely x luting

47
Q

gluma treats what and its mode of action

A

dentin hypersensitivity/protein precipitation/tubule occlusion

48
Q

color saturation of the dentinal body

A

chroma

49
Q

nd: yag lasers are used for what

A

soft tissue only

50
Q

Name the group of strong cements

A

Composite based

51
Q

Adjust Zirconia Crowns with the

A

Zirconia

adjusting kit only

52
Q

dentin hypersensitivity can result

A

when fluid inside the dentinal tubules moves inward/outward

53
Q

Name a composite cement with light dual cure with adhesive

A

NX3

54
Q

what retains a denture primarily?

A

primarily interfacial surface tension

55
Q

Name three silica based ceramics

A

Feldspathic porcdlain
Leucine reinforced
Lithium dilisicate

56
Q

DJUSTMENTS
CAUTION: Make no internal
adjustments to crowns

A

porcelain, ceramic
or monolythic Zirconia crowns.
WHY? Internal interferences of these types
of crowns will require a remake.

57
Q

Name the group of weak cements

A

Conventional cements (water based)

58
Q

Shrinkage seen in zirconia crowns

A

20%

59
Q

most important results of denture fabrication

A

esthetics
fit
occlusion

60
Q

how big should a post sapce be

A

Enlarge canal about 2 file sizes from final fill
2/3 length of canal 4-5 mm of GP remains
8-10 mm for most teeth

61
Q

What crown cleaner do we use

A

Ivoclean (ivoclar)

62
Q

Rank in order of strength

Y-tzp, LDS, and leucine reinforced

A

Y-tzp > LDS > leucite

63
Q

which tray technique is better for multiple divergent implants

A

open tray technique

64
Q

CO2 laser are used on what and absorbed by

A

soft tissue and bone

pigment, water, and HA

65
Q

Stronger ceramics can be used with any cements except

A

RMGI

66
Q

cons of porcelain laminate veneers (4)

A
  • requires tooth structure removal
  • temporization often needed
  • cannot be repaired
  • expensive
67
Q

Phosphate esters cement are used for what

A

Non silica based ceramics

68
Q

feldspathic porcelains use are what at osu

A

ceramo 3

69
Q

weakest material for ceramics

A

leucite G-C

70
Q

What is a universal adhesive

A

Scothbond universal

71
Q

how to strengthen ceramics

A

increase crystalline content and decrease glassy phase

72
Q

what should you use to cement the fiber post

A

cement-rely x unicem

73
Q

color category of the dentinal body

A

hue

74
Q

prevalence of complete edenulism in individuals older than 65 years is

A

26%

75
Q

Rely x luting is used for what

A

Cement non silica based crown

76
Q

Rely x unicem is used for

A

Non silica based

77
Q

depth and interproximal distance between maxillary implants

A

Dep t h : 2 - 3 m m a p i c a l t o z e n i t h o f a d j a c e n t t e e t h I n t e r p r o x i m a l d i s t a n c e : 1 - 1 . 5 m m t o a d j a c e n t t e e t h L a b i o - l i n g u a l : 2 mm l i n g u a l t o l a b i a l b o n e s u r f a c e

78
Q

How much ferrule is needed to double the resistance to fracture and is the minimally accepted height

A

1mm

79
Q

Amount of ferrule needed for maximum benefit

A

2mm

80
Q

Ferrule width thickness

A

1mm

81
Q

Posterior palatial seal is primarily a fudge factor for

A

Compensated for denture resin shrinkage during processing

82
Q

CAD CAM dentures still experience polymerization shrinkage

A

False not in cad cam dentures!

83
Q

Average appts to deliver a cad cam denture

A

2.38

84
Q

What laser class do we use in dentistry

A

Class iv

R/P 2 (1 decks)

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