Denture (Napoleon) Dynamite Q1 Flashcards Preview

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Flashcards in Denture (Napoleon) Dynamite Q1 Deck (125):
1

How many visits for a Denture?

6

2

Edentulism, in terms of raw numbers, is increasing in the US

True

*37.9 million by 2020

3

Percentage of denture users that will have at least 1 problem with the denture

60%

4

T/F
Most edentulous patients are quite satisfied with their dentures

True

5

What % of pts are NOT satisfied with their dentures

5-20%

6

Visit 1 Clinical Procedure:

Visit 1 Lab Procedure:

Exam and Preliminary Impression

Diagnostic Casts and Custom Trays

7

Visit 2 Clinical Procedure:

Visit 2 Lab Procedure:

Border Molding/Final Impression (w/ Custom Trays)

Master Casts/Record Bases

8

Visit 3 Clinical Procedure:

Visit 3 Lab Procedure:

Adjust Record Bases/Facebow (CR)

Mount Master Casts using Record Bases

9

Visit 4 Clinical Procedure:

Visit 4 Lab Procedure:

Esthetic Try-In

Remount if needed

10

Visit 5 Clinical Procedure:

Visit 5 Lab Procedure:

Clinical remount/Delivery

Remount

11

Visit 6 Clinical Procedure:

Visit 6 Lab Procedure:

Denture adjustment

Remount if needed

12

Highly compressible and displaceable soft tissue seen in the anterior residual ridge of the Mx or Mn

Denture Fibroma

13

Massive roll of hyperplastic tissue which extends from the anterior residual ridge to the oral vestibule in the Mx

Epulis Fissuratum

*aka Inflammatory Fibrous Hyperplasia

14

If Denture fractures w/in the first year, it is usually b/c...

If fracture happens after 4 years, it is usually b/c...

Frenae

Maxillary resorption

15

T/F
A Pendulous Mx Tuberosity must be removed prior to denture

True

16

Combination Syndrome is Edentulous _______

Partially dentate _______

This leads to Resorption occurring where?

Hypertrophy (fibrous hyperplasia) occurring where?

Mx

Mn

Premaxilla (opposed by Mn anteriors) and Mn posterior

Mx Tuberosity

17

T/F
There is a type of reverse Combination Syndrome in which we never make full Mn denture opposing partially edentulous Mx b/c of Jaw Resorption

True

18

If there is widespread inflammation over denture-bearing mucosa it will recover in ______ days upon removal of denture

2-3 days

*or use tissue conditioning matl

19

T/F
Inflammatory Papillary Hyperplasia is a premalignant condition

False

20

Where does Inflammatory Papillary Hyperplasia occur?

secondary to...

Tx:

Mx

*secondary to ill fitting dentures

*AF or surgery

21

What condition begins as an Ulcer secondary to ill fitting dentures

Inflammatory Fibrous Hyperplasia

22

Tx for Inflammatory Fibrous Hyperplasia (Epulis Fissuratum)

Re-Fit

OS (most)

23

T/F
Tissue Conditioning involves adding matl to the denture to give tissue a break

True

24

Tissue Conditioning matl will last how long

2-3 weeks

25

Tx Chronic Candidiasis Rx Clotrimazole _____ 10 mg

Troches

*to suck on

26

Tx Chronic Candidiasis by soaking the denture for ___min in solution of __% bleach (Na hypochlorite), thoroughly rinse

30

1%

27

Tx Chronic Candidiasis Apply thin film of _____ ointment to inner surface of the denture after each meal

Nystatin

28

Describe epithelium in Diabetes Type I (lont-term insulin dependent)

This produced what for dentures?

thin, less keratinized

impaired tolerance

29

Oral Lichen Planus can decrease tolerance for Dentures

True

30

Pemphigoid lesions is a chronic _____ with scarring that can limit denture _____

ulceration

extensions

31

2 lesions that can transform into Squamous Cell Carcinoma

Leukoplakia

Erythroplakia

32

Unless detected early most pts with Squamous Carcinoma have a survival of less than _____%

50%

33

Early cancers are difficult to detect, advanced have low cure rates, so we must Detect when small, localized, and treatable

True

34

if Edentulous, Mx loss in what pattern?

Mn?

Vertical and Palatal

Vertical

35

Mn resorption occurs at ___x the rate of Mx resorption

4x

36

4 types of Pts we'll run in to:

Philosophical

Exacting

Indifferent

Hysterical

37

Retention is resistance to _______ displacement

Stability is resistance to ______ displacement

Support is resistance to ______ displacement

Vertical

Lateral

Vertical Occlusion

38

T/F
The more keratinized the tissue, the better the support

true

39

RRR (residual ridge resorption) negatively impacts what 3 things?

Retention

Stability

Support

40

Implants minimize compression of the _______ and prevent resorption of underlying bone

mucoperiosteum

41

Preliminary impressions can be taken with what 2 matls?

Which is correctable? Greater accuracy?

Impression (modeling) compound - correctable

Irreversible hydrocolloid (Alginate) - greater accuracy

42

Anatomical feature that can prevent denture from rotating:

Denture should be relieved over what area?

Canine eminence

Incisive papilla

43

Distal to the hard and soft palate at the vibrating line:

Posterior palatal seal area

44

Capturing the ____ in the impression is critical to the retention of the Mx denture

Hamular Notch

45

Lateral movements capture what in the Mx?

Coronoid process

46

2 small pits in the posterior palate, one on each side of the midline at soft/hard palate interface

*will be posterior to the denture

Fovea palatina

47

Posterior 1/3 of the hard palate glandular tissue

*may produce irregular impression surface

Minor Salivary Glands

48

Ideal Mx ridge has a Square Arch and U shaped, with moderate palatal vault and well defined Hamular Notches

True

49

Center of Palate:

Hamular Notch:

Median Palatal Raphe

Pterygomaxillary Notch

50

The Alveolar Ridge is used for primary support

False

*secondary support area

51

Muscle at the bottom of the Vestibule in the Mn:

Metalis

52

Primary stress bearing area of the Mn arch:

Buccal Shelf

*external oblique ridge/slope of residual ridge

***parallel to the occlusal plane and very dense

53

External Oblique Line and Crest of the Alveolar Ridge:

Buccal Shelf

54

T/F
The Buccal Shelf is a primary support area

True

55

T/F
The Retromolar pad is a primary support area and does NOT resorb

True

56

3 Mn support areas:

Retromolar Pad

Buccal Shelf

Alveolar Process

57

Distal and Lateral Groove:

Masseter Groove

58

Formed by surface of sublingual gland surface and ducts:

Sublingual Folds

59

Interior Mn ridge

Mylohyoid Ridge

60

Distal end of the Alveolingual Sulcus:

*important for retention

Retromylohyoid Space

61

Mx Tray Handle ____mm thick

____mm wide

labial flange to incisal edge:

3-5 mm

10-15 mm

22mm

62

Mn Tray Handles - Laterals width

Middle width:

20 mm (5-7 mm)

10-15 mm (3-5mm)

63

How far away should the Custom Tray be to the Vestibule?

2-3 mm

64

What are the only 2 matls you can use to make a Border Mold?

PVS

green stick compound

65

The occlusal wax rim is how high?

22 mm

66

3 Final Impression Techniques:

Selective Pressure

Mucostatic

Functional

67

Posterior Palatal Extension should go ___mm beyond the ______

2 mm

Vibrating Line

68

3 Final Impression Matls:

Zinc Oxide Eugenol

Polysulfides (rubber)

Polyether/PVS

69

3 Advantages to using Zinc Oxide Eugenol for final impressions:

3 disadvantages:

Accuracy, Stability, Inexpensive

messy, can't disinfect, irritating, fractures

70

Final impression matl that is low cost, high flex, long working time

but, bad taste, low viscosity

Polysulfide

71

What Impression matl is recommended for Mx?

What can also be used?

Polysulfide

PVS

72

Light body Polysulfide matl takes how long to Polymerize?

7-8 minutes

73

After the Final Impression is made what must be done to it?

Disinfect

74

If kept dry, ______ have good dimensional stability for up to 1 week

*final impression matl

Polyethers

75

Polyethers are stable for 1 week but have ___ cost and bad taste

high

76

PVS can have excessive flow, isn't as hydrophilic, and is _______

Expensive

77

The Land Area must be ____mm wide

4-5 mm

78

In setting the Stone (after boxing), what can be left overnight?

What can't?

PVS or Polyether

Alginate

79

The Master Cast Should be how thick?

15 mm

*with 4-5 mm Land Area

80

Trim the height of the Land Area so the depth of the peripheral roll is ___ mm throughout

1-3 mm

81

Temporary device representing the base of a denture and used for making JRR/teeth arrangement

Record Base

82

The top 1/3 of the Ascending Ramus represents what?

Occlusal Plane

83

The average distance between the deepest portion of the vestibule and the incisal edge:

22 mm

84

Occlusal rim dimensions _____ mm wide in the front

___ mm in the PMs

____mm in the Ms

3- 5 mm

5-7 mm

8-10 mm

85

The facial surface to the Papilla (when making Wax Rims) should be how wide?

*wax thickness...

7 mm (5-7)

*wax thickness 3-5mm

86

What undercuts should be blocked out?

Excessive

87

Mx Custom Tray Handle _______mm mesiodistal

____ mm buccolingual

______ height from labial flange to incisal edge

10-15mm

3-5mm

22mm

88

Mn Custom Tray Handles ______mm mesiodistal Anterior

______mm mesiodistal Posterior

_____mm Height labial flange to Incisal edge

15

20

18

89

Basin water should be set at...

122

90

In the Mx, Border Molding in the Posterior should be where the Posterior Palatal ______ will be, ______ to the Vibrating Line

Seal

Anterior

91

Boxing, PVS adhesive is placed where?

Attach how many rope wax layers?

When boxing added around outside, keep in mind base to height of stone should be ____mm

External of impression past peripheral Roll

2

15mm

92

Mx Occlusal Wax Rim height:

Mn:

22 mm

18 mm

93

The original preliminary impression is done in what material?

Alginate

94

In the 2nd visit, border molding can be done with green wax or what kind of PVS?

Heavy body

95

T/F
A pendulous maxillary tuberosity doesn't need to be removed

True

96

What begins as a traumatic ulcer secondary to an ill-fitten denture flange?

Fibrous Hyperplasia

97

Surgery is required for Inflammatory fibrous hyperplasia (Epulis Fissuratum)

True

98

Oral lichen planus is a _____ lesion that will cause compromised support/tolerance for the _____ denture

Erosive

Mandibular

99

RRR (residual ridge resorption) is often a consequence of what?

Tooth loss

100

T/F
Keratinized attached mucosa increases support and tolerance to occlusal load

True

101

With alginate, often recommended to use ____ water for a thicker mix, especially for the ______ arch

less

Mx

102

Be sure to capture the ______ notch on the Mx

and the _______ on the Mn

Hamular (pterygomaxillary)

Retromolar pad

103

T/F
The alveolar ridge (Mn) is considered a secondary support area b/c there is a high rate or resorption when excessive pressure is applied to the area

True

104

The Buccal Shelf is found on the _______ arch and is a ______ support area

Mn

Primary

105

Why is the Retromolar pad one of the Primary support areas of the Mn?

Does not resorb in response to pressure

106

3 Mn support areas:

Retromolar Pad

Buccal Shelf

Alveolar process (most affected by bone resorption)

107

Mx tray handle ____mm thick (B/L) and ____mm wide (M/D)

Mn trays handles thickness (B/L) ___ mm anterior and ____mm for posteriors

3-5mm 10-15mm

3-5mm 5-7mm

108

3 types of impression techniques:

Selective Pressure impression (specific area pressured)

Mucostatic impression (minimal/no pressure)

Functional impression (pressure entire - mostly w/ pt already has denture)

109

For a mucostatic impression, what type of material is used?

Light body

110

Leave the denture out ___hrs prior to the final impression appt

24 hrs

111

3 types of Final Impression materials:

Zinc Oxide-Eugenol (non-elastic) - can't disinfect

Polysulfides (rubber, smells bad)

Polyether or PVS

112

Polysulfides are low cost but they smell bad (rubber)

*also high viscosity

True

113

Heavy material (PVS) is only used for what?

Border molding

114

What type of matl is recommended for Mx impressions?

light body polysulfide (rubber, smells bad)

*PVS also

115

Light body Polysulfide (rubber, smells bad) requires how long to polymerize?

7-8 minutes

116

Pour up Polysulfide impression w/in how much time to avoid distortion?

1 hr

117

If kept dry, what matl has good dimensional stability for up to 1 week?

Polyethers

118

Polyethers can be stored, have ___ cost, and ___ taste

high

bad

119

Why do you immerse the cast into hot water for 5 minutes after stone has set (for 1 hr)

soften compound (Border Molding)

120

The Land Area on Master casts should be how wide?

Height from vestibule depth?

4-5 mm

1-3 mm

121

The Mn wax occlusion rim fabrication should be ___mm high and go up ___ of the Retromolar pad

18 mm

2/3

122

3 Mx anatomical landmarks (prior to fabricating Record Base)

4 Mn anatomical landmarks (same):

incisive papila, posterior ridge, midline

retromolar pad, upper 2/3 retromolar pad, ascending ramus mandible, center posterior ridge

123

Wax Occlusal Rims (Mx), place rim former where?

Hamular Notch

124

Mx Wax Rim facial surface (of CI's) to incisive papilla:

molar width:

PM width:

Anterior width:

Rim to depth of vestibule:

5-7mm

8-10mm

5-7mm

3-5mm

22mm

125

Mn Wax Rim depth of vestibule to incisal edge:

Retromolar pad height:

15-18mm

2/3

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