Fixed Prosthodontics

Question 1

fixed prosthodontics area of dentistry

Answer 1

specializes in the replacement of missing teeth with cast prosthesis that are permanently cemented in place

Question 2

the goal of fixed prosthodontics

Answer 2

to restore function and aesthetics to the patient’s dentition and improve overall oral health

Question 3

Indications for fixed prosthetics

Answer 3

Healthy periodontium
Root canal
Extensive decay
Bridges
Proper patient motivation

Question 4

Contraindications for fixed prosthetics

Answer 4

Diseased/missing tissue
Abutment teeth not present/suitable
Poor OH Habits
Finance issues
Poor patient commitment

Question 5

Recommended for a client with missing or unsuitable abutments instead of fixed prosthodontics

Answer 5

removable prosthodontics or implants

Question 6

Indirect restorations are also known as…

Answer 6

cast restorations

Question 7

Indirect restorations + examples?

Answer 7

restorations that are constructed outside the mouth
inlays, onlays, crowns, fixed bridges

Question 8

Cast restoration resembling a class II restoration

Answer 8

Inlay

Question 9

Usually covers the proximal and occlusal surfaces

Answer 9

Inlay

Question 10

Cast restoration resembling a multi-surface restoration
Covering the proximal, most of/entire occlusal, and cusp.

Answer 10

Onlay

Question 11

best material for cast restorations such as onlays and inlays as it doesn’t corrode, oxidize, absorb oral fluids and closely mimics the hardness of natural teeth

Answer 11

16k alloy gold

Question 12

“fake teeth” made of composite resin or porcelain, primarily for aesthetic purposes.

Answer 12

veneers

Question 13

2 types of veneers

Answer 13

1. Direct
2. Indirect

Question 14

Veneer placed directly in the mouth using composite resin material

Answer 14

Direct veneers

Question 15

veneer fabricated in the lab, made of porcelain

Answer 15

Indirect veneers

Question 16

While direct veneers are usually made using composite resin, they can also be made out of porcelain. True or False

Answer 16

false

Question 17

agent that may be placed before the cementation of porcelain veneers to block out any underlying colour.

Answer 17

Opaquer

Question 18

types of crowns

Answer 18

Full crown
Three-quarter crown
Porcelain Fused to Metal (PFM) crown
Porcelain jacket crown

Question 19

crown typically used for severely decayed teeth

Answer 19

full crown

Question 20

fixed prosthetic used when 1 or more teeth are missing in the same quadrant

Answer 20

fixed bridge

Question 21

component of a fixed bridge that describes the number of teeth involved

Answer 21

unit

Question 22

component of a fixed bridge that is the part/artificial tooth that replaces the missing tooth

Answer 22

pontic

Question 23

component of a fixed bridge that serves as the support for replacement

Answer 23

abutment

Question 24

aka “maryland bridge”
known for poor retention

Answer 24

resin-bonded bridge

Question 25

typical working time for a single crown.

Answer 25

2 weeks

Question 26

Placement of a cast restoration typically requires a minimum of ____ appointments

Answer 26

2

Question 27

when should shade selection be performed

Answer 27

before anesthetic is administered

Question 28

designed to provide a smooth, strong junction of the edges of the casting with the surface of the tooth

Answer 28

gingival margins

Question 29

tooth preparation

Answer 29

when the dentist reduces the height and contour of the tooth

Question 30

alternative names for the gingival margins.

Answer 30

bevel chamfer shoulder

Question 31

Retention aids for crowns indicated when the coronal portion of a tooth is extensively decayed or fractured

Answer 31

core buildup retention pins post-and-core

Question 32

retention aid placed BEFORE the core buildup.

Answer 32

retention pins

Question 33

retention aid that can only be used on teeth that have been endodontically treated.

Answer 33

post-and-core

Question 34

made from an acrylic pattern and fabricated by a dental lab technician.

Answer 34

cast post

Question 35

all teeth require pin retention for a core buildup. True or False

Answer 35

false

Question 36

what is a pre-fabricated post made of?

Answer 36

titanium and titanium alloys

Question 37

supports the cast crown and provides a larger area of surface retention

Answer 37

core buildup

Question 38

May be necessary to add strength to the core buildup for the crown-placed before core build up

Answer 38

retention pins

Question 39

what is the purpose of gingival retraction?

Answer 39

to displace gingival tissue prior to a final impression

Question 40

involves placing gingival retraction cord, also known as packing cord, into the sulcus surrounding the tooth

Answer 40

chemical retraction

Question 41

solution used to control bleeding that a gingival retraction cord is dipped into

Answer 41

hemostatic solution

Question 42

retraction cord that does not contain chemicals and retracts the tissues only by force

Answer 42

non-impregnated

Question 43

buffered solution in an impregnanted retraction cord that controls bleeding and causes the desired provisional shrinkage of tissues

Answer 43

10% aluminum chloride

Question 44

chemical in impregnated retraction cords that may be contraindicated for clients with cardiovascular disease.

Answer 44

vasoconstrictor

Question 45

May be necessary if hypertrophic gingival tissue interferes with the preparation and placement of a fixed restoration also known as "crown lengthening".

Answer 45

surgical retraction

Question 46

performed with a special electric tip that quickly cauterizes away excess tissue and controls bleeding during surgical retraction

Answer 46

electrosurgery

Question 47

A protective temporary tooth covering that is placed after a tooth has been prepared and the final impression obtained Used for patient comfort

Answer 47

Provisional coverage

Question 48

Rationales for provisional coverage

Answer 48

Reduction of sensitivity Maintenance of function and esthetics Protection of preparation margins Prevention of shifts of adjacent teeth

Question 49

Is it normal for a patient to experience slight temperature sensitivity after the crown has been placed? Yes or No

Answer 49

Yes

Question 50

what oral hygiene tools are great for the self care of fixed prosthetics

Answer 50

floss threader sulcabrush end-tuft brush

Question 51

CAD/CAM is the acronym for _______ that can design the anatomical features, size, and shape of a tooth restoration.

Answer 51

Computer-Aided Design/Computer Aided Manufacturing