Dental Materials ACTUAL Final Exam Latest 2025 With Questions and Correct Verified
Answers|Graded A+ Guaranteed|100% pass
ADA -CORRECT ANSWER-review's dental drugs, material, instruments and equipment for
safety and effectiveness
ADA -CORRECT ANSWER-formulates standards and specifications
Data from studies, clinical trials, reproducible (uniformity), promotional materials, and
ingredients -CORRECT ANSWER-what are the 5 requirements for the ADA Seal of
Acceptance?
FDA -CORRECT ANSWER-has regulatory jurisdiction over the safety and efficacy of medical
and dental devices
OSHA -CORRECT ANSWER-responsible for formulating and enforcing provisions that assure a
safe working environment
force -CORRECT ANSWER-pressure =
stress -CORRECT ANSWER-inner resistance =
strain -CORRECT ANSWER-amount of change, distortion or deformation
compressive -CORRECT ANSWER-force that compresses a structure
,tensile -CORRECT ANSWER-something that stretches, pulls or elongates an object
shear -CORRECT ANSWER-cut, twist, rotate or parallel slide an object
repeated loads (stress), humidity, temperature, pH fluctuations -CORRECT ANSWER-4 factors
of fatigue failure
low -CORRECT ANSWER-is it desirable for most dental materials to have high or low
solubility?
tooth colored restorations -CORRECT ANSWER-what type of dental application has high
solubility?
gold, porcelain -CORRECT ANSWER-what type of dental applications have low solubility?
gold, platinum and pallidium -CORRECT ANSWER-what are the noble metals?
steel, copper, nickel, silver, zinc, tin, and titanium -CORRECT ANSWER-what are the base
metals?
corrosion -CORRECT ANSWER-this can be chemical or electrochemical, and is caused by
moisture, acid, heat, etc.
tarnish -CORRECT ANSWER-discoloration caused by oxidation of a thin layer of metal at its
surface
galvanism -CORRECT ANSWER-electric current between dissimilar metals
, galvanism -CORRECT ANSWER-salts in the saliva create a current (what is this an example
of?)
temperature -CORRECT ANSWER-changes in this can alter the size of a restoration
expand -CORRECT ANSWER-does heat cause a restoration to expand or contract?
contract -CORRECT ANSWER-does cold cause a restoration to expand or contract?
dimensional -CORRECT ANSWER-what type of change does expansion and contraction result
in?
percolation -CORRECT ANSWER-what is it called if liquid is involved in expansion and
contraction?
conductors -CORRECT ANSWER-transmit temperature changes (metals)
insulators -CORRECT ANSWER-does not transmit temperature changes (enamel, dentin,
composites, porcelain, cement)
exothermic -CORRECT ANSWER-this word pertains to giving off heat
micromechanical or chemical adhesion -CORRECT ANSWER-what is retention acquired with?
retention -CORRECT ANSWER-how do sealants stick to teeth?
micromechanical retention -CORRECT ANSWER-interlocking with undercuts or projections,
often with phosphoric acid or etchant
Answers|Graded A+ Guaranteed|100% pass
ADA -CORRECT ANSWER-review's dental drugs, material, instruments and equipment for
safety and effectiveness
ADA -CORRECT ANSWER-formulates standards and specifications
Data from studies, clinical trials, reproducible (uniformity), promotional materials, and
ingredients -CORRECT ANSWER-what are the 5 requirements for the ADA Seal of
Acceptance?
FDA -CORRECT ANSWER-has regulatory jurisdiction over the safety and efficacy of medical
and dental devices
OSHA -CORRECT ANSWER-responsible for formulating and enforcing provisions that assure a
safe working environment
force -CORRECT ANSWER-pressure =
stress -CORRECT ANSWER-inner resistance =
strain -CORRECT ANSWER-amount of change, distortion or deformation
compressive -CORRECT ANSWER-force that compresses a structure
,tensile -CORRECT ANSWER-something that stretches, pulls or elongates an object
shear -CORRECT ANSWER-cut, twist, rotate or parallel slide an object
repeated loads (stress), humidity, temperature, pH fluctuations -CORRECT ANSWER-4 factors
of fatigue failure
low -CORRECT ANSWER-is it desirable for most dental materials to have high or low
solubility?
tooth colored restorations -CORRECT ANSWER-what type of dental application has high
solubility?
gold, porcelain -CORRECT ANSWER-what type of dental applications have low solubility?
gold, platinum and pallidium -CORRECT ANSWER-what are the noble metals?
steel, copper, nickel, silver, zinc, tin, and titanium -CORRECT ANSWER-what are the base
metals?
corrosion -CORRECT ANSWER-this can be chemical or electrochemical, and is caused by
moisture, acid, heat, etc.
tarnish -CORRECT ANSWER-discoloration caused by oxidation of a thin layer of metal at its
surface
galvanism -CORRECT ANSWER-electric current between dissimilar metals
, galvanism -CORRECT ANSWER-salts in the saliva create a current (what is this an example
of?)
temperature -CORRECT ANSWER-changes in this can alter the size of a restoration
expand -CORRECT ANSWER-does heat cause a restoration to expand or contract?
contract -CORRECT ANSWER-does cold cause a restoration to expand or contract?
dimensional -CORRECT ANSWER-what type of change does expansion and contraction result
in?
percolation -CORRECT ANSWER-what is it called if liquid is involved in expansion and
contraction?
conductors -CORRECT ANSWER-transmit temperature changes (metals)
insulators -CORRECT ANSWER-does not transmit temperature changes (enamel, dentin,
composites, porcelain, cement)
exothermic -CORRECT ANSWER-this word pertains to giving off heat
micromechanical or chemical adhesion -CORRECT ANSWER-what is retention acquired with?
retention -CORRECT ANSWER-how do sealants stick to teeth?
micromechanical retention -CORRECT ANSWER-interlocking with undercuts or projections,
often with phosphoric acid or etchant
