Chapter 47 Question and answers already passed 2024/2025
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Course
DENTAL MATERIALS
Institution
DENTAL MATERIALS
Chapter 47 Question and answers already passed 2024/2025 Chapter 47 - Dental Materials
anatomic - correct answer The structural portion of a dental model created from the alginate impression
Articulator - correct answer Dental laboratory device that simulates mandibular and temporomandibu...
Chapter 47 - Dental Materials
anatomic - correct answer ✔The structural portion of a dental model created
from the alginate impression
Articulator - correct answer ✔Dental laboratory device that simulates
mandibular and temporomandibular joint movement when models of the
dental arches are attached to it
die - correct answer ✔Accurate replica of the prepared portion of a tooth
used in the laboratory during the fabrication of a cast restoration
Dihydrate - correct answer ✔Related to gypsum products and indicating two
parts of water to one part of calcium sulfate
Dimensionally stable - correct answer ✔Referring to a dental material that
retains its original dimension when subjected to a change in temperature and
humidity
Face bow - correct answer ✔Portion of articulator used to transfer the
relationship of the maxillary arch and temporomandibular joint to a dental cast
Gypsum - correct answer ✔chemically known as calcium sulfate dihydrate; a
mineral used in the formation of plaster of Paris and dental stone
Hemihydrate - correct answer ✔When gypsum is heated, it loses water and
converts to calcium sulfate, forming the powder product of gypsum
, homogeneous - correct answer ✔Having a uniform quality and consistency
all throughout
lathe - correct answer ✔Dental laboratory machine with various cutting
instruments, grinding stone, and polishing wheels used for dental appliances
Model - correct answer ✔Replica of the maxillary and mandibular arches
made from an impression
Monomer - correct answer ✔A molecule that, when combined with other
molecules, forms a polymer
Nuclei crystallization - correct answer ✔Chemical process in the setting of
dental stone and plaster in which a cluster of crystals interlink, giving strength
and rigidity
Polymer - correct answer ✔a chemical compound formed by a reaction in
which two or more molecules combine to form larger molecules with repeating
structural units
Slurry - correct answer ✔Mixture of gypsum and water used in the finishing
of models
volatile - correct answer ✔Substance that can evaporate easily and is very
explosive
Laboratory Rules - correct answer ✔- No eating, drinking, or smoking is
permitted.
- Keep all cosmetics away from this area.
- Wear personal protective equipment when working in the lab.
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