Deck 52: Removable Prosthodontics

Question 1

The _____ begins at the occlusal surface of the tooth and extends downward so that it partially encircles the tooth.

A)I-bar retainer
B)I-bar clasp
C)C-clasp
D)rest

Answer 1

C-clasp

Question 2

During fabrication of a complete denture,the dentist uses the baseplate wax-occlusal rim assembly in order to evaluate the _____,which includes centric,protrusive,retrusive,and lateral excursions.

A)vertical dimension
B)occlusal relationship
C)smile line
D)canine eminence

Answer 2

occlusal relationship

Question 3

Which removable prosthesis replaces all the teeth on one dental arch?

A)Removable partial denture
B)Removable full denture
C)Subperiosteal implant
D)Removable bridge

Answer 3

Removable full denture

Question 4

Which condition is an extraoral factor that must be considered before recommending a removable prosthesis for a patient?

A)Dietary habits
B)Musculature
C)Salivary flow
D)Residual alveolar ridge

Question 5

At which appointment are the artificial teeth set in wax for the patient and dentist to evaluate?

A)Records
B)Preparation
C)Try-in
D)Delivery

Question 6

How does a removable partial denture receive its support and retention?

A)Underlying tissues and remaining teeth that serve as abutments
B)Underlying tissues and posts that are implanted into the tissue
C)The remaining teeth
D)The flanges of the partial denture

Question 7

Which component of the partial denture is a piece of rigid metal that joins the right and left quadrant sides of the framework?

A)Stress breaker
B)Major connector
C)Minor connector
D)Post dam

Question 8

A maxillary partial denture will have a ____ connector,and the mandibular partial denture will have a ____ connector.

A)lingual; palatal
B)palatal; mandibular
C)palatal; lingual
D)lingual; facial

Question 9

What is the metal device that is designed to protect the abutment teeth from excessive occlusal loads and stress during mastication?

A)Minor connector
B)Rest
C)Clasp
D)Stress breaker

Question 10

What causes a pressure point?

A)Poor fitting prosthesis
B)Sore spot
C)Loose spicule of bone
D)All of the above

Question 11

Which term refers to the process of the body absorbing the alveolar bone post extraction?

A)Mastication
B)Alveoplasty
C)Resorption
D)Retrusion

Question 12

Retention of a maxillary denture depends on the suction seal from which element?

A)Flange
B)Palatal suction
C)Post dam
D)Border molding

Question 13

Which of the following is an intraoral factor that must be considered when the dentist is recommending a removable prosthesis for a patient?

A)Age
B)Physical health
C)Musculature
D)Dietary habits

Question 14

Which statement is correct concerning salivary flow?

A)The prosthesis is considered a foreign object and can cause the salivary glands to produce excessive saliva.
B)Physical conditions such as medications and radiation treatment can also increase the amount of saliva produced.
C)The lack of saliva can make it difficult for a patient to wear a prosthesis.
D)All of the above are correct.

Question 15

What prosthesis is placed immediately after the extraction of the patients remaining anterior teeth?

A)Overdenture
B)Immediate denture
C)Partial denture
D)Duplicate denture

Question 16

What is accomplished by placing a new layer of denture resin over the tissue surface of the appliance?

A)Relining
B)Rebasing
C)Festooning
D)Retrusion

Question 17

Simple repairs of broken denture acrylic are sometimes handled in the dental office laboratory by using which material?

A)Glutaraldehyde
B)Cold-cured acrylics
C)Palodent
D)Eugenol

Question 18

Which element is not a component of a removable partial denture?

A)Post dam
B)Connector
C)Retainer
D)Rest

Question 19

How does a removable partial denture receive its support and retention?

A)Underlying tissues
B)Crown and bridge cement
C)Remaining teeth
D)Both a and c

Question 20

What are the functions of a rest on a partial denture?

A)It prevents the partial denture from moving in a gingival direction.
B)It aids in distributing the retention load to several teeth.
C)It prevents food from getting between the abutment tooth and the retainer.
D)Rests do all of the above.

Question 21

Approximately how many appointments are needed to fabricate a partial denture?

A)Two
B)Three
C)Four
D)Five

Question 22

What is one advantage of using acrylic teeth instead of porcelain teeth in partial dentures?

A)Acrylic teeth do not produce a clicking sound during chewing.
B)They do not wear as easily as porcelain teeth do.
C)They do not stain as easily as porcelain teeth do.
D)They are more susceptible to fractures.

Question 23

What method is used to achieve a closer adaptation of the edges of an impression of the tissues in the mucobuccal fold for a full denture?

A)Coping
B)Festooning
C)Border molding
D)Relining

Question 24

What home care instructions are given to patients when delivering a partial denture?

A)Store the partial denture in water or in a moist, airtight container while not wearing it.
B)Brush the partial while in the mouth when brushing natural teeth.
C)Disinfect the partial with bleach about once a week.
D)Floss around the retainers to keep them clean.

Question 25

Which term means to be without teeth?

A)Alveolitis
B)Mastication
C)Resorption
D)Edentulous

Question 26

What is one advantage of a lingual rest?

A)It minimizes trauma to the tooth by transmitting stress along the long axis of the tooth.
B)It is placed on the lingual surface of the tooth so that it is not visible from the front.
C)It is easier to reach when cleaning the partial denture.
D)It extends onto the occlusal surface of the tooth.

Question 27

Festooning is completed during which appointment?

A)Records
B)Final impression
C)Try-in of baseplates and occlusal rim
D)Try-in

Question 28

What factor is not considered when selecting teeth for a partial denture?

A)Patient's age and body size
B)Space to be occupied by the artificial tooth or teeth
C)Color of the adjacent teeth
D)Patient's dietary habits

Question 29

How long of an appointment is scheduled to deliver the partial denture?

A)5 to 10 minutes
B)10 to 20 minutes
C)20 to 30 minutes
D)1 hour

Question 30

If any changes are made to the partial denture,a second bite registration is taken at which appointment?

A)Try-in
B)Preparation
C)Delivery
D)Post-delivery

Question 31

What is the purpose of taking the bite and occlusal registrations for partial dentures?

A)To identify a relationship between the right and left quadrants of the mouth
B)To identify a relationship between the maxillary and mandibular arches
C)To measure the space occupied by the height of the teeth in normal occlusion
D)To establish a vertical line that indicates the location of the canines

Question 32

Which type of impression material is used for the final impressions for the creation of the baseplates and occlusal rims?

A)Alginate
B)Elastomeric
C)Acrylic
D)Template

Question 33

Which statement is incorrect regarding immediate dentures?

A)They are delivered immediately after the extraction of all teeth.
B)They serve as a compress and bandage to protect the surgical area during healing.
C)They should be replaced or relined 3 to 6 months after placement.
D)They are delivered after the posterior areas have healed.

Question 34

Which component of the full denture fits over the alveolar ridge and surrounding gingival area?

A)Base
B)Flange
C)Post dam
D)Occlusal rim

Question 35

The patient will be without his or her denture for _____ while it is being relined or rebased.

A)4 to 8 hours
B)8 to 24 hours
C)2 to 3 days
D)3 to 4 days