2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
Dental Assistant Licensure Exam MN
2021 Questions and Answers | Latest
Update
After receiving ortho treatment, what is the most commonly used retainer?
✓ -:- Hawley Retainer
When ortho bands and brackets are removed, what type of bur do you use?
✓ -:- Finishing bur
Which cement gives off fluoride?
✓ -:- Glass ionomer
What does a disclosing agent help detect?
✓ -:- Plaque
What can be used to place an arch wire?
✓ -:- Weingart or Howe pliers
What kind of tray is used for anterior teeth?
A) Sectional
1|P a g e | G r a d e A + | 2 0 2 0 2 5
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
B) Quadrant
C) Full Arch
D) Half Arch
✓ -:- A) Sectional
After administering N2O and obtaining post-operative vitals, how much variance from pre-
operative is considered acceptable?
✓ -:- Pulse- Within 10 beats
Blood Pressure- Within 10 for diastolic and systolic
Respirations- Within 5 breaths per minute
How long can sealant material be stored for?
✓ -:- 18-36 months at room temperature
What is the most common cause of sealant failure?
✓ -:- Moisture contamination
What is in sealant material that some people can be allergic to?
✓ -:- Acrylic resin
What is the weakest and cheapest impression material?
2|P a g e | G r a d e A + | 2 0 2 0 2 5
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Plaster
Radiographic density is defined as?
✓ -:- The overall blackness or darkness of a radiograph
The temperature of the Tungsten filament is affected by?
A) Impulses
B) Kilovoltage
C) Millampres
D) Time
✓ -:- C) Millampres
How much time do you have to mix Intermediate Restorative Material?
✓ -:- 1 minute
What is used to remove wire ligatures?
A) Explorer
B) Ortho Scaler
C) Hemostat
D) Ligature wire cutter
3|P a g e | G r a d e A + | 2 0 2 0 2 5
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Ligature wire cutter
What is the purpose of cavity varnish?
✓ -:- To seal the tubules
What instrument would you use to remove subgingival calculus?
A) Explorer
B) Sickle Scaler
C) Curette
D) Chisel
✓ -:- C) Curette
After curing a crown, a greasy residue appears? How do you clean it?
A) With water
B) Alcohol wipe
C) Prophy paste
D) With a rag wheel and pumice
✓ -:- D) With a rag wheel and pumice
On ortho bands, what surface are the tubes located?
A) Lingual
4|P a g e | G r a d e A + | 2 0 2 0 2 5
Dental Assistant Licensure Exam MN
2021 Questions and Answers | Latest
Update
After receiving ortho treatment, what is the most commonly used retainer?
✓ -:- Hawley Retainer
When ortho bands and brackets are removed, what type of bur do you use?
✓ -:- Finishing bur
Which cement gives off fluoride?
✓ -:- Glass ionomer
What does a disclosing agent help detect?
✓ -:- Plaque
What can be used to place an arch wire?
✓ -:- Weingart or Howe pliers
What kind of tray is used for anterior teeth?
A) Sectional
1|P a g e | G r a d e A + | 2 0 2 0 2 5
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
B) Quadrant
C) Full Arch
D) Half Arch
✓ -:- A) Sectional
After administering N2O and obtaining post-operative vitals, how much variance from pre-
operative is considered acceptable?
✓ -:- Pulse- Within 10 beats
Blood Pressure- Within 10 for diastolic and systolic
Respirations- Within 5 breaths per minute
How long can sealant material be stored for?
✓ -:- 18-36 months at room temperature
What is the most common cause of sealant failure?
✓ -:- Moisture contamination
What is in sealant material that some people can be allergic to?
✓ -:- Acrylic resin
What is the weakest and cheapest impression material?
2|P a g e | G r a d e A + | 2 0 2 0 2 5
,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Plaster
Radiographic density is defined as?
✓ -:- The overall blackness or darkness of a radiograph
The temperature of the Tungsten filament is affected by?
A) Impulses
B) Kilovoltage
C) Millampres
D) Time
✓ -:- C) Millampres
How much time do you have to mix Intermediate Restorative Material?
✓ -:- 1 minute
What is used to remove wire ligatures?
A) Explorer
B) Ortho Scaler
C) Hemostat
D) Ligature wire cutter
3|P a g e | G r a d e A + | 2 0 2 0 2 5
, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!
✓ -:- Ligature wire cutter
What is the purpose of cavity varnish?
✓ -:- To seal the tubules
What instrument would you use to remove subgingival calculus?
A) Explorer
B) Sickle Scaler
C) Curette
D) Chisel
✓ -:- C) Curette
After curing a crown, a greasy residue appears? How do you clean it?
A) With water
B) Alcohol wipe
C) Prophy paste
D) With a rag wheel and pumice
✓ -:- D) With a rag wheel and pumice
On ortho bands, what surface are the tubes located?
A) Lingual
4|P a g e | G r a d e A + | 2 0 2 0 2 5
