Materials and Technique Question and answers verified to pass 2024/2025
3 views 0 purchase
Course
DENTURES,DX AND TX PLANNING
Institution
DENTURES,DX AND TX PLANNING
Materials and Technique Question and answers verified to pass 2024/2025 Materials and Technique: Impressions
_________- resistance to flow
Tear energy- resistance of material to tear upon ______ and ______ from the mouth
Viscosity
setting and removal
The ability of the material to...
Materials and Technique: Impressions
_________- resistance to flow
Tear energy- resistance of material to tear upon ______ and ______ from the
mouth
Viscosity
setting and removal
The ability of the material to return to its original dimensions without significant
distortion upon removal from the mouth is known as _________
The ability to maintain the _______ of the impression over time is known as
_________
Elastic Recovery
accuracy, Dimensional Stability
Thixotropic - an impression material has high flow under ________, but low
flow under ________
_______ Strength- ability of an impression to withstand _______ without
permanent deformation
,pressure, gravity
yield strength, stress
List impression materials that are hydrophobic
List impression material that is hydrophillic
Aquasil and PVS- phobic
Alginate - philic
The practitioner should consider the following when making a material
selection for final impression:
- Properties and uses of the material
- type of prosthesis to be made
- severity of _______ or presence of ______ teeth
- patient tolerance of material setting time
- desired _______
, undercuts, mobile
accuracy
Optimal qualities for prosthodontic impression materials:
- high / low viscosity for adaptation, but viscous enough to stay in tray
- ________, accurate adaptation to oral tissues
- pleasant taste and odor
- set to ______ or _______
low
wettability
rubbery or rigid solid
Optimal qualities for prosthodontic impression materials cont'd:
- Upon removal, it should have adequate strength to avoid distortion and
tearing and should have __________ with no permanent deformation
- should be ________ stable until pouring of the cast
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Academia199. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.