Dental Assistant Licensure Exam MN 2021
After receiving ortho treatment, what is the most commonly used retainer?
Accurate Answer - Hawley Retainer
When ortho bands and brackets are removed, what type of bur do you use?
Accurate Answer - Finishing bur
Which cement gives off fluoride? Accurate Answer - Glass ionomer
What does a disclosing agent help detect? Accurate Answer - Plaque
What can be used to place an arch wire? Accurate Answer - Weingart
or Howe pliers
What kind of tray is used for anterior teeth?
A) Sectional
B) Quadrant
C) Full Arch
D) Half Arch Accurate Answer - A) Sectional
After administering N2O and obtaining post-operative vitals, how much
variance from pre-operative is considered acceptable? Accurate
Answer - 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? Accurate Answer - 18-36
months at room temperature
What is the most common cause of sealant failure? Accurate Answer -
Moisture contamination
What is in sealant material that some people can be allergic to?
Accurate Answer - Acrylic resin
What is the weakest and cheapest impression material? Accurate
Answer - Plaster
,Radiographic density is defined as? Accurate Answer - 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 Accurate Answer - C) Millampres
How much time do you have to mix Intermediate Restorative Material?
Accurate Answer - 1 minute
What is used to remove wire ligatures?
A) Explorer
B) Ortho Scaler
C) Hemostat
D) Ligature wire cutter Accurate Answer - Ligature wire cutter
What is the purpose of cavity varnish? Accurate Answer - To seal the
tubules
What instrument would you use to remove subgingival calculus?
A) Explorer
B) Sickle Scaler
C) Curette
D) Chisel Accurate Answer - 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 Accurate Answer - D) With a rag
wheel and pumice
On ortho bands, what surface are the tubes located?
A) Lingual
B) Mesial
C) Distal
D) Facial Accurate Answer - D) Facial
, Why would a temporary crown be purposefully removed? Accurate
Answer - If damage is being caused to the tissue by it or if a permanent is
getting placed.
The inferior alveolar nerve block is also known as? Accurate Answer -
Mandibular
You are working on 28 and want to perform a mental nerve block, where
should topical be placed? Accurate Answer - Anterior to the mental
foramen, between the apices of the pre molars (28 and 27)
To prevent choking or swallowing while doing fluoride trays, you should do
what?
A) Keep a saliva ejector in the patient's mouth
B) Have the patient tilt their chin up
C) Have the patient tilt their head down
D) Use an HVE Accurate Answer - A) Keep a saliva ejector in the
patient's mouth
What fluoride method should not be given to children under 3?
A) Varnish
B) Rinse
C) Topical
D) Stannous Accurate Answer - A) Rinse
What is commonly found in whitening toothpaste? Accurate Answer -
Calcium carbonate
Which fluoride method isn't moisture sensitive, as in its still effective even
when exposed to water? Accurate Answer - Varnish
If you wanted to increase the positive vertical angle when taking a radiograph,
what direction would you point the tube head?
A) Move it closer to where the top of the head is
B) Move it closer to where the chin is
C) Bring it parallel to the teeth
D) Move it towards the side Accurate Answer - A) Move it closer to
where the top of the head is
After receiving ortho treatment, what is the most commonly used retainer?
Accurate Answer - Hawley Retainer
When ortho bands and brackets are removed, what type of bur do you use?
Accurate Answer - Finishing bur
Which cement gives off fluoride? Accurate Answer - Glass ionomer
What does a disclosing agent help detect? Accurate Answer - Plaque
What can be used to place an arch wire? Accurate Answer - Weingart
or Howe pliers
What kind of tray is used for anterior teeth?
A) Sectional
B) Quadrant
C) Full Arch
D) Half Arch Accurate Answer - A) Sectional
After administering N2O and obtaining post-operative vitals, how much
variance from pre-operative is considered acceptable? Accurate
Answer - 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? Accurate Answer - 18-36
months at room temperature
What is the most common cause of sealant failure? Accurate Answer -
Moisture contamination
What is in sealant material that some people can be allergic to?
Accurate Answer - Acrylic resin
What is the weakest and cheapest impression material? Accurate
Answer - Plaster
,Radiographic density is defined as? Accurate Answer - 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 Accurate Answer - C) Millampres
How much time do you have to mix Intermediate Restorative Material?
Accurate Answer - 1 minute
What is used to remove wire ligatures?
A) Explorer
B) Ortho Scaler
C) Hemostat
D) Ligature wire cutter Accurate Answer - Ligature wire cutter
What is the purpose of cavity varnish? Accurate Answer - To seal the
tubules
What instrument would you use to remove subgingival calculus?
A) Explorer
B) Sickle Scaler
C) Curette
D) Chisel Accurate Answer - 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 Accurate Answer - D) With a rag
wheel and pumice
On ortho bands, what surface are the tubes located?
A) Lingual
B) Mesial
C) Distal
D) Facial Accurate Answer - D) Facial
, Why would a temporary crown be purposefully removed? Accurate
Answer - If damage is being caused to the tissue by it or if a permanent is
getting placed.
The inferior alveolar nerve block is also known as? Accurate Answer -
Mandibular
You are working on 28 and want to perform a mental nerve block, where
should topical be placed? Accurate Answer - Anterior to the mental
foramen, between the apices of the pre molars (28 and 27)
To prevent choking or swallowing while doing fluoride trays, you should do
what?
A) Keep a saliva ejector in the patient's mouth
B) Have the patient tilt their chin up
C) Have the patient tilt their head down
D) Use an HVE Accurate Answer - A) Keep a saliva ejector in the
patient's mouth
What fluoride method should not be given to children under 3?
A) Varnish
B) Rinse
C) Topical
D) Stannous Accurate Answer - A) Rinse
What is commonly found in whitening toothpaste? Accurate Answer -
Calcium carbonate
Which fluoride method isn't moisture sensitive, as in its still effective even
when exposed to water? Accurate Answer - Varnish
If you wanted to increase the positive vertical angle when taking a radiograph,
what direction would you point the tube head?
A) Move it closer to where the top of the head is
B) Move it closer to where the chin is
C) Bring it parallel to the teeth
D) Move it towards the side Accurate Answer - A) Move it closer to
where the top of the head is
