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Removable Partial Dentures > Lecture 6-Delivery and adjustments of the RPD > Flashcards

Lecture 6-Delivery and adjustments of the RPD Flashcards

1
Q

A properly fabricated clasp assembly will not apply ______ forces to the associated abutment.

A

LATERAL

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2
Q

What is the main way a clasp assembly can cause damage to an abutment tooth?

A

if it is not seated all the way

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3
Q

_______ finish lines should be sharpley defined and slightly UNDERCUT to help retain acrylic

A

EXTERNAL

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4
Q

The framework should be rigid enough to resist ______ under finger pressure

A

flexure

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5
Q

RED STAR: The framework ALWAYS must be fitted to the ________ arch before _______ adjustments are made

A

supporting….occlusal

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6
Q

What are the two main disclosing mediums used for identifying areas of interference and binding of the metal framework? (WHICH medium is NOT used?!!)

A

1.Disclosing wax 2.occlude…NOT USED: pip paste (just for acrylic

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7
Q

When evaluating disclosing wax- areas where there is lots of contact between the framework and the tissue will be what color? What color will be places with little or no contact?

A

heavy contact (thin wax) will be grey….light contact (thick wax)will be white

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8
Q

When doing the metal try in-pressure is NEVER applied to the _______ areas of the framework.

A

extension base areas

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9
Q

Disclosing wax- When the framework has been properly adjusted, the disclosing wax displays a ______ hue

A

grayish

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10
Q

Identify the patients existing occlusal contacts with ________. The same occlusal contacts must be present after insertion of the framework

A

shim stock

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11
Q

Which do you check for first: centric or eccentric interferences?

A

centric

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12
Q

What are the three indications for a necessary CORRECTED CAST IMPRESSION?

A

1.Mandibular Distal Extension 2.long-span maxillary distal extension 3.long-span anterior replacements

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13
Q

When are jaw relation records usually taken?

A

at the metal try-in

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14
Q

Which type of RPD is there an esthetic try in appointment associated with it?

A

any RPD with anterior teeth to be replaced

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15
Q

Altered cast: Utility wax is used to rim the impression. The utility wax should be located __-__ mm from the impression borders and should extend peripherally __-__ mm

A

2-3mm….3-4mm

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16
Q

When getting a mounting record with occlusal rims: Each occlusion rim is adjusted so that NO CONTACT occurs between its surface and the opposing occlusal surfaces. A space of approximately ___ mm should be evident

A

1mm

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17
Q

When getting the mounting record for RPD Class I you put the patient into which jaw position?

A

CR

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18
Q

When getting the mounting record for RPD Class III,IV you put the patient into which jaw position?

A

Mi

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19
Q

When getting the mounting record for RPD Class II you put the patient into which jaw position?

A

CR or Mi, a judgement call depending on the situation

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20
Q

What are the three possible occlusal schemes?

A

1.Canine guidance 2.unilateral balance occlusion (group fxn) 3.bilateral balance occlusion (complete dentures)

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21
Q

􏰀Occlusal _______ between a removable partial denture and the remaining natural teeth is a major factor in the preservation of the health of their surrounding structures

A

harmony

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22
Q

_______________ is the only factor not within the control of the dentist

A

The inclination of the condyle path

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23
Q

Which can be more damaging, Complete denture occlusal stresses or RPD occlusal stresses?

A

RPD

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24
Q

What are the 3 reasons why occlusion fails on an RPD?

A

1.lack of support 2.only used a static jaw relation record 3. unacceptable occlusal plane

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25
Q

What are the 2 exceptions when we wouldn’t rely on the existing teeth to establish occlusion with our RPD?

A

1.opposing a complete denture 2.only anterior teeth remain in both arches

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26
Q

To make desirable occlusion with an RPD: Simultaneous ________ contacts of opposing posterior teeth must occur in centric occlusion

A

bilateral

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27
Q

To make desirable occlusion with an RPD: Occlusion for ______-supported removable partial dentures may be arranged similarly to the occlusion seen in a harmonious natural dentition

A

tooth

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28
Q

To make desirable occlusion with an RPD: BILATERAL BALANCED occlusion in eccentric positions should be formulated when a maxillary ________ opposes the removable partial denture…do PROTRUSIVE contacts take priority over esthetics or phonetics?

A

complete denture…hell naw

29
Q

To make desirable occlusion with an RPD: ________ side contacts should be obtained for the mandibular distal extension denture….________ contacts are purposefully AVOIDED because they would not enhance the stability of the restoration…. _______ balance is AVOIDED in favor of an acceptable appearance and a favorable occlusal plane.

A

Working…balancing…protrusive

30
Q

DID YOU KNOW? Simultaneous working and balancing contacts should be formulated for the ______ bilateral distal extension removable partial denture whenever possible.

A

maxillary

31
Q

When do I have to compromise bilateral balanced occlusion in a maxillary class I?

A

pt has STEEP VO and no HO

32
Q

To make desirable occlusion with an RPD: Only working contacts need to be formulated for the maxillary or mandibular _______ (Class __) removable partial denture.

A

unilateral distal extension..class II

33
Q

In the Kennedy Class IV RPD configuration, contact of opposing anterior teeth in the planned intercuspal position is desired to prevent continuous ______ of the opposing natural incisors

A

eruption

34
Q

The mandibular buccal cusps, however, must be favorably placed to direct stress toward the _______

A

buccal shelf

35
Q

Thee posterior teeth in a distal extension with a ________ buccal-lingual width than the original teeth!

A

NARROWER

36
Q

Random aside: with a recent extraction, what type of material do you want for your RPD base?

A

Acrylic! you can reline it as the bone reforms

37
Q

The artificial teeth of the Class I maxillary RPD often must be placed ______ to the crest of the residual ridge.

A

LATERAL

38
Q

The practitioner may estimate the width of a maxillary central incisor by determining the ______ width and dividing it by WHAT NUMBER??

A

bizygomatic..16

39
Q

The length of a maxillary central incisor may be estimated by determining the _______ distance and dividing it by WHAT NUMBER?

A

chin to-hairline..16

40
Q

What are the 4 most common facial forms for choosing denture teeth?

A

1.Square 2.Tapering 3.Square-Tapering 4.Ovoid

41
Q

The occlusion is adjusted by recontouring the occlusal surfaces of the _______ teeth

A

ARTIFICIAL

42
Q

Can you put an I bar on the distal of a tooth in a class III situation?

A

YES! Only Class III

43
Q

Which kennedy classifications do we ONLY use the Terms RPI and RPA??

A

Class I and Class II

44
Q

EXAM Q!!It should not be necessary to adjust cast ______ during the DELIVERY appointment

A

BASES

45
Q

It should not be necessary to adjust cast bases during the _______ appointment

A

DELIVERY….its done at the TRY in dawg!!

46
Q

What is the most important aspect of applying and using pip paste?

A

uniform BRUSH STROKES! they tell you what you need to know

47
Q

What are the two types of pliers used in adjusting wires?

A

139 plier and 200 plier

48
Q

Which Class(es) of RPD are generally adjusted INTRAMURALLY?

A

Class III

49
Q

Which Class(es) of RPD are generally adjusted via a CLINICAL REMOUNT procedure?

A

Class I, II, IV

50
Q

What are the two exceptions for the Patient to NOT removing the RPD at night?

A

1.splinting hypermobile teeth 2.occlusial vertical dimension

51
Q

Which type of impression material do you use to quickly check if a partial needs to be relined?

A

alginate

52
Q

First step in indirect reline-Undercuts are relieved from the acrylic tissue surface of the RPD. The acrylic bases are shortened from the vestibular reflections by ___mm

A

2mm

53
Q

When applying vaseline to an RPD when doing a direct remount, keep it __mm away from the borders of the RPD.

A

3mm

54
Q

When using porcelain denture teeth they can ONLY oppose ______ teeth..

A

other porcelain teeth (they will wear down natural or acrylic teeth)

55
Q

What is the term for preparing a portion of a denture tooth for mechanical retention?

A

Di-A-Tor-ics

56
Q

When replacing a denture tooth, how much room do you leave for the repair acrylic?

A

2mm

57
Q

What are the 3 types of TEMPORARY RPDs?

A

1.Interim 2.tranisitonal 3.treatement

58
Q

An interim RPD….Note the absence of rest seats, hence the term “gingival-stripper”

A

gingival-stripper

59
Q

_______ “partials”. Note absence of rest seats and wire clasps are “plastic”. This type of prosthesis has no rigidity and is damaging to tissues.

A

VAL-PLAST

60
Q

A ________ denture is planned when some or all of the remaining teeth are beyond the point of restoration but immediate extractions are not indicated for physical or psychological reasons

A

transitional

61
Q

A ________ partial denture is used to carry tissue conditioner to abused oral tissues

A

treatment

62
Q

________: An alternate design FOR PERIODONTALLY COMPROMISED PATIENTS with Anterior Mobility

A

swinglock

63
Q

_______: an alternate design FOR PERIODONTALLY COMPROMISED PATIENTS with Posterior Mobility

A

splinting

64
Q

What is an example of a PRECISION ATTACHMENT?

A

patrix/matrix

65
Q

WHAT IS THE MINIMUM HEIGHT REQUIREMENT for a patrix/matrix precision attachment? (BREAK IT DOWN TOO!)

A

7mm (1.5mm occ embrasure, 4mm tall attachment, 1.5mm gingival embrasure)

66
Q

How wide (B-L) and how thick (M-D) is a precision attachment?

A

3mm wide (B-L)…1.0mm thick (M-D)

67
Q

What is the name of the “ball and socket” type attachment?

A

DAL-BO

68
Q

What are the three types of ROTATIONAL PATH RPDs?

A

1.AP 2.PA 3.Lateral

Removable Partial Dentures (7 decks)

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