Tissue Conditioning

Question 1

_____ are essentially a band aid for dentures:

• attain an accurate fit
• treat abused tissue back to health
• impression material

Answer 1

Tissue Conditioner

Question 2

What are the 3 main function of tissue conditioners?

Answer 2

• attain an accurate fit
• treat abused tissue back to health
• impression material

Question 3

_____ are made of the following:

• Powdered polymer - polyethyl methacrylate or isobutyl methacrylate
• Liquid- an ester (butyl phthalate or butyl glycolate) in an alcohol solvent

Answer 3

Tissue conditioner

Question 4

Lining the intaglio surface with a _______ improves retention and stability and relieves pressure. this allows the abused tissue to recover.

Answer 4

Tissue conditioner

Question 5

Polymer and monomer are mixed to make a gel, then placed in denture. then insert for 5 minutes

Answer 5

Tissue conditioner

Question 6

____ are self-curing and slowly polymerizing; versatile and easy to use

Answer 6

Tissue conditioner

Question 7

Which tissue conditioner is used for a short time?

Answer 7

COE comfort

Question 8

Which tissue conditioner can be used for 3-4 weeks?

Answer 8

COE soft

Question 9

_____ is used to treat the following:

• Chronic denture soreness
• Traumatized oral mucosa
• Remodeling ridges

Answer 9

Tissue conditioners

Question 10

_____ allow the patient to continue wearing dentures while allowing abused tissues to heal
- The sponginess of the material absorbs loads to the underlying residual ridge and allows the tissues to heal during function

Answer 10

Tissue conditioners

Question 11

Loss of resiliency of the tissue conditioner occurs at the _____ leaches out causing the resin to become stiff

Answer 11

Plasticizer

Question 12

If tissue conditioners are not renewed, the resin becomes _____ and produces the same tissue abuse that it was placed to treat

Answer 12

Stiff

Question 13

______ uses:

• Prevent or treat chronic denture soreness
• Stabilize temporary record bases
• Stabilize immediate dentures during healing
• Final impression material for functional impression

Answer 13

Tissue conditioners

Question 14

The following cause _______:

• Stresses of daily function
• Changes in general health status
• Hereditary factors
• Defects in dentures leading to produce changes in tissue form

Answer 14

Tissue changes

Question 15

How often should a denture be relined or rebased?

Answer 15

Every 4-7 years

Question 16

The following are reasons for ______:

• Fit of denture base of the foundation is poor
• Denture is not stable and/or is not retentive
• Denture base is fractured, discolored, or underextended

Answer 16

Reline/rebase

Question 17

The purpose of a _____ procedure is to produce an intaglio surface which fits the mucosa accurately without affecting the occlusion or OVD

Answer 17

Reline procedure

Question 18

______: replacing the intaglio surface of the prosthesis

Answer 18

Relining

Question 19

______: replacing the entire denture base (intaglio and cameo surfaces)

Answer 19

Rebasing

Question 20

You need to _____ is the denture is not retentive, not stable

Answer 20

reline

Question 21

_____ can be done when:

• Existing OVD should be acceptable
• Occlusion acceptable at centric relation position; if there is an error in occlusion, it is slight and correctable
• Phonetics are acceptable

Answer 21

Relining

Question 22

_____ should not be done when:

• Teeth grossly malpositioned / worn
• Occlusal plane errors
• Poor esthetics / phonetics
• OVD in error

Answer 22

Relining

Question 23

T/F: You should avoid increasing the OVD when relining

Answer 23

True

Question 24

An error to avoid in relining procedure is for denture with impression material is not _____ inplace increasing the OVD

Answer 24

Fully seated

Question 25

An error to avoid in relining procedure is allowing the denture to move ____ during reline impression leading to an error in the occlusal relationships

Answer 25

Forward

Question 26

Should flange undercuts be taken off in relining procedue?

Answer 26

yes

Question 27

____ imnpression is used for Reline: - Closed mouth technique - Patient occludes at OVD - Functional movements made with tongue - Removed moments later, not hours later - Polysulfide, PVS, polyether etc

Answer 27

Static Impression

Question 28

Should the posterior palatal seal be placed before or after processing?

Answer 28

Before

Question 29

_____ are needed often in children, young adults, acromegaly - ridges increasing in size

Answer 29

Relines

Question 30

How much of the resin base should be taken off of the resin base for a relining procedure?

Answer 30

1-2 mm

Question 31

How long should a functional impression with lynal be left in to accurately get the impression?

Answer 31

1-2 hours