RPD Final

comprehensive evaluation

first step of treating partially edentulous patient

true

T/F temporary partial dentures should not be used for more than a year because they may harm periodontal tissues

3-12 months

Temporary RPDs are intended to be worn for approximately

acrylic

The primary material used for TRPD bases is

path of insertion

surveying primarily dertermines _______

true

T/F guide planes are prepared BEFORE rest seats

guide planes

which mouth preparation is completed first?

false

T/F local anasthetic should be used during mouth preparations

2-4

guide planes are generally _____mm long

duplicate cast

a temporary parttial denture should be constructed on the ____

true

T/F Whenever an RPD is involved in a treatment plan, the framework can be used to secure a jaw relations record.

true

T/F Surveyed crowns must be waxed up to full contour prior to modification

account for shrinkage

What is the purpose of beading the maxillary master cast?

b/ Example cast: Draw design, draw survey lines, tripod

Which of the following is correct?

a. Master cast: Draw design, tripod

b. Example cast: Draw design, Draw survey lines, tripod

c. Master cast: Draw design, Draw survey lines, tripop

d. Example cast: Tripod only

false

T/F a stock plastic tray is okay to use for a final alginate impression for an RPD

1

occlusal restt should be at least ___mm in depth

cusp tip

where should the wax pattern of the surveyed crown be sprued for casting

stock metal tray with alginate

what material and tray are used for final impressions

surveying and tripoding

what is done on the master cast

remove tin foil and cover retromolar pad (if needed)

what should be done after the wax try-in before the RPD is sent to the lab for fabrication

design, mouth prep, restorative work, final impression, cast in type IV stone, framework fabrication, framework try-in, jaw relation, wax try-in, delivery, follow up

what are the steps in RPD fabrication

refractory

the wax up of the framework is done on the _____ cast

maxillary

which arch tends to has a greater chance of the framework not fitting

correct vertical demension

mounting is done at

centric relation

bite registration is mounted in _____ because it is the only reproducible position

incisal edge to lower lip

F and V sounds (fricatives) help with the relation of _____

max to mand anteriors

S and Ch sounds (sibilant) sounds help with the relation of _____

lip support, incisal edge position, VDR-VDO, facebow, CR record, midline

what are the steps for maxillomandibular relations

VDR - 3mm

how is VDO determined?

add vertical overlap to occlusal rim

how is VDO established at the wax try in phase

full balance

which occlusal scheme is the most appropriaate for lateral excursions for a CD/RPD

S and CH

the speaking sounds used to determine the relationship of lower teeth to the upper denture teeth for a CD/RPD are:

construction of RPD framework

what occurs first for a CD/ RPD patient

bite registration or construction of RPD framework

all the above

which of the following is done at the wax try-in appointment for a denture?

evaluate VDO

appearance, esthetics

speech

verify CR

all the above

establish functional relationship of max arch to axis of rotation and analyze esthetic relationship of max arch to patients face

what are the functions of a facebow when mounting

centric, working, balancing, protrusive

what is the order of importance for occlusion when setting denture teeth

flat

mandibular teeth should be set on a ______ plane

evaluate VDO, esthetics, speech, verify CR

steps in evaluation at wax try-in stage

flask, melt wax, pack, cure

steps of processing denture

eval fit w/ PIP, border extension, retention, framework fit, VDO, speech, esthetics, occlusion

steps of delivery appointment

true

T/F RPD occlusion can be adjusted intraorally

remount cast

occlusion of CD needs to be adjusted on ____

false

T/F adjusting occlusion of CD on a remount cast is an optional step in denture delivery

RPD is not touching tray

when taking an impression with an RPD it is important to ensure that

b/ Design the RPD

The first step in treating a partially edentulous patient is to conduct a comprehensive exam.

Which of the following steps ih NOT part of this appointment?

a. Review Medical history

b. Design the RPD

c. Alginate impressions for diagnostic casts

d. Review previous denture experience

above

On the lingual surface of a TRPD the resin contacts the tooth surface ——— the survey line.

false

T/F When selecting a lower Rim Lock tray for an alginate impression, you must ensure that the tray selected covers the entire retromolar pad.

false

T/F The aluwax is placed on the arch with the least number of posterior teeth missing, when securing a bite registration.

true

T/F Repairing a clasp, adding a tooth to an RPD, or making a new crown to fit an existing RPD-all require a “pick-up” impression to relate the framework to the teeth.

true

T/F It is nearly always necessary to grind the artificial tooth adjacent to the guiding plate on the abutment tooth to provide good adaptation.

max anterior, max posterior, mand posterior

For CD/ RPD what is the order for setting teeth

CD/RPD and Nat/RPD

artifical teeth are set in hyperocclusion and ground to solid occlusion for which cases?