Exam MN 2025 with
complete verified solutions
After receiving ortho treatment, what is the most commonly used
retainer? - answer Hawley Retainer
When ortho bands and brackets are removed, what type of bur do you
use? - answer Finishing bur
Which cement gives off fluoride? - answer Glass ionomer
What does a disclosing agent help detect? - answer Plaque
What can be used to place an arch wire? - answer Weingart or Howe
pliers
What kind of tray is used for anterior teeth?
A) Sectional
B) Quadrant
C) Full Arch
D) Half Arch - answer A) Sectional
After administering N2O and obtaining post-operative vitals, how much
variance from pre-operative is considered acceptable? - 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? - answer 18-36 months at
room temperature
What is the most common cause of sealant failure? - answer Moisture
contamination
What is in sealant material that some people can be allergic to? - answer
Acrylic resin
What is the weakest and cheapest impression material? - answer Plaster
Radiographic density is defined as? - 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 - answer C) Millampres
How much time do you have to mix Intermediate Restorative Material? -
answer 1 minute
What is used to remove wire ligatures?
A) Explorer
B) Ortho Scaler
C) Hemostat
D) Ligature wire cutter - answer Ligature wire cutter
What is the purpose of cavity varnish? - answer To seal the tubules
, What instrument would you use to remove subgingival calculus?
A) Explorer
B) Sickle Scaler
C) Curette
D) Chisel - 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 - 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 - answer D) Facial
Why would a temporary crown be purposefully removed? - 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? - answer Mandibular
You are working on 28 and want to perform a mental nerve block, where
should topical be placed? - 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