DENTAL ASSISTANT LICENSURE CERTIFICATION
EVALUATION EXAMS AND PRACTICE QUESTIONS
FULL SOLUTION 2026.
⫸ A perio pack protects and most closely resembles gingival tissue is
Answer: Visible light cured
⫸ What could be used to remove biofilm from the perio pack during
homecare? Answer: A soft bristle tooth brush
⫸ What instrument can be used to remove a perio pack? Answer:
Explorer
⫸ What teeth would contraindicate sealants? Answer: Well coalesced
(comes together) pits and fissures
⫸ What is the preferred isolation method for sealants? Answer:
Rubber dam
⫸ What are signs of a properly etched tooth? Answer: Frosty, dull,
and chalky
⫸ If you burnish enamel while etching, the result is Answer: A
smooth area with a weak bond
,⫸ How long do you re-etch a contaminated tooth? Answer: 5-15
seconds,
⫸ True or false: Some of the manufacturers do not consider fluoride
polishing pastes to be contraindicated. Answer: False
⫸ True or False: Sealants are a noninvasive technique Answer: True
⫸ The purpose of acid etch is to Answer: Create a porosity in the
enamel
⫸ Before etching, what is the tooth polished with? Answer: Flour
pumice/water slurry
⫸ What are forms of etch, and what are not? Answer: ARE: gel,
liquid, viscous spray
NOT: spray
⫸ What about storage of etchant and sealant materials are true?
Answer: Use at room temp with no fridge
⫸ What is the setting time for chemical enamel sealants? Answer: 1
minute
, ⫸ How far under the gingiva for a temporary impression? Answer:
1mm
⫸ Why is polycarbonate temporary best? Answer: It is the same color
as the natural teeth
⫸ Most commonly used sealant material? Answer: BIS-GMA
⫸ What is used to best remove the sharp edges and angles on a temp
crown? Answer: Contouring pliers
⫸ What is the purpose of a fulcrum during cement removal? Answer:
-Control length of strokes
-Maintain short/controlled stroke
-Stability
-Patient comfort
⫸ What is best used to remove cement under a pontic? Answer:
Bridge threader and floss
⫸ Excess cement should be removed with Answer: Explorer, scaler,
or excavator
⫸ When placing a temp crown, the material should be Answer:
Doughy
EVALUATION EXAMS AND PRACTICE QUESTIONS
FULL SOLUTION 2026.
⫸ A perio pack protects and most closely resembles gingival tissue is
Answer: Visible light cured
⫸ What could be used to remove biofilm from the perio pack during
homecare? Answer: A soft bristle tooth brush
⫸ What instrument can be used to remove a perio pack? Answer:
Explorer
⫸ What teeth would contraindicate sealants? Answer: Well coalesced
(comes together) pits and fissures
⫸ What is the preferred isolation method for sealants? Answer:
Rubber dam
⫸ What are signs of a properly etched tooth? Answer: Frosty, dull,
and chalky
⫸ If you burnish enamel while etching, the result is Answer: A
smooth area with a weak bond
,⫸ How long do you re-etch a contaminated tooth? Answer: 5-15
seconds,
⫸ True or false: Some of the manufacturers do not consider fluoride
polishing pastes to be contraindicated. Answer: False
⫸ True or False: Sealants are a noninvasive technique Answer: True
⫸ The purpose of acid etch is to Answer: Create a porosity in the
enamel
⫸ Before etching, what is the tooth polished with? Answer: Flour
pumice/water slurry
⫸ What are forms of etch, and what are not? Answer: ARE: gel,
liquid, viscous spray
NOT: spray
⫸ What about storage of etchant and sealant materials are true?
Answer: Use at room temp with no fridge
⫸ What is the setting time for chemical enamel sealants? Answer: 1
minute
, ⫸ How far under the gingiva for a temporary impression? Answer:
1mm
⫸ Why is polycarbonate temporary best? Answer: It is the same color
as the natural teeth
⫸ Most commonly used sealant material? Answer: BIS-GMA
⫸ What is used to best remove the sharp edges and angles on a temp
crown? Answer: Contouring pliers
⫸ What is the purpose of a fulcrum during cement removal? Answer:
-Control length of strokes
-Maintain short/controlled stroke
-Stability
-Patient comfort
⫸ What is best used to remove cement under a pontic? Answer:
Bridge threader and floss
⫸ Excess cement should be removed with Answer: Explorer, scaler,
or excavator
⫸ When placing a temp crown, the material should be Answer:
Doughy
