MN Dental Assisting Licensure Questions and Answers
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Course
MN dental
Institution
MN Dental
MN Dental Assisting Licensure Questions and Answers
The orthodontic problems of most people result from interactions of which?
The orthodontic problems of most people result from interactions of which?
Developmental influences
Genetic influences
Environmental influences
What is a class ...
MN Dental Assisting Licensure
Questions and Answers
The orthodontic problems of most people result from interactions of which? - answer
The orthodontic problems of most people result from interactions of which?
Developmental influences
Genetic influences
Environmental influences
What is a class II occlusion? - answer It occurs when the mesiobuccal cusp of the
maxillary first molar occludes in the interdental space between the mandibular second
premolar and mesial cusp of the mandibular second permanent molar
Severe malocclusion and dental facial deformities, both of which can cause social
stigma and have a negative impact a patient's self esteem, are examples of which type
of adversity? - answer Psychosocial function
During the frontal evaluation of facial esthetics, why is the face examined? - answer
To examine for bilateral symmetry
When taking photographs, the full direct view includes what? - answer Intraoral view,
with all teeth in occlusion
Which radiograph is most commonly exposed in an orthodontic patient? - answer
Cephalometric
Orthodontic fixed - answer Braces
What is the most common type of attachment for fixed appliances? - answer Bonded
bracket
What holds dental arch wires in place? - answer Ligature ties and elastomeric ties
Which statement is incorrect about sticky candy and gum use during orthodontic
treatment? - answer It loosens bands, pulls out ligature ties, and bends arch wires.
What is the purpose of an orthodontic positioner? - answer Retain the teeth in their
desired position
What information is needed for the diagnosis and treatment planning of an orthodontic
case? - answer Medical and dental histories
Photographs and radiographs
Diagnostic models
,In orthodontics, which radiograph is taken to study and make measurements of the skill
and analyze growth patterns? - answer Cephalometric
Which statement is incorrect pertaining to dental assistant duties in an orthodontic
practice? - answer The dental assistant makes a diagnosis
What is an advantage of using the patient's model to select bands? - answer The
patient does not need to be present.
Which of the following is used to tie the arch wire into orthodontic brackets? - answer
Wire ligatures
Elastomeric ligatures
What is the purpose of the arch wire? - answer It is a pattern that gives the dental
arch its shape.
What does a hook do? - answer It holds interarch elastics
What is the purpose of the headgear tube? - answer It stabilizes the ends of the
facebow.
On which teeth are brackets most commonly bonded? - answer anterior teeth and
premolars
Arch wires that are made of _____ are useful in early stages of treatment because they
are flexible. - answer nickel titanium
The arch wire that is used as a "working arch wire" is _______ - answer Stainless
steel
Which type of arch wire would not be used to position the crown and root of the teeth in
final stages of treatment? - answer Round
Which of the following is used to close space between teeth? - answer Elastic chains
Which of the following incorrect about customized aligners? - answer They can be
used for all types of orthodontic treatment
Which instrument removes elastomeric ligature ties? - answer An orthodontic scaler
In ___________, the mesiobuccal cusp of the maxillary permanent first molar occludes
in the interdental space between the distal cusp of the mandibular first second premolar.
- answer mesioclusion
, In class _________ occlusion, or distoclusion, the mandibular arch and the body of the
mandible are in bilateral, distal relationship to the maxillary teeth. - answer II
During cementation of bands, where is the cement placed? - answer Inner surface of
the band
Which step is first in preparation for bonding the brackets to the teeth? - answer
Polish using a FLUORIDE FREE paste
after preparing the tooth for bonding brackets, the sealant is placed on the __________
and the bonding material on the ________________. - answer tooth; bracket
Buccal arch wire tubes are located on which bands? - answer maxillary first molar
What instrument is used to disengage wire ties when removing an arch wire? - answer
Ligature cutter
Which instrument is used in the placement of elastomeric ligature ties? - answer
Locking hemostat
Before placement of _______, separators may be necessary. - answer bands
Wire ligatures should be twisted and cut leaving a _____ mm pigtail. - answer 4-5
Which statement is incorrect regarding the cut ligature pigtail? - answer Tuck
towards the occlusal
______ separators are placed between contacts with a "sawing" or flossing motion. -
answer elastomeric
An anterior open bite refers to which condition? - answer Maxillary and mandibular
anterior teeth do not touch
What is overjet? - answer horizontal distance between maxillary and mandibular
teeth
The function of the __________ is to apply force to either move the teeth or hold them
in the desired positions. - answer Arch wire
________ are attached to hooks or buttons that are secured on the band or brackets. -
answer Elastics
Which instrument contours a band around the tooth to allow for minimal exposed
cement at the margins? - answer Band-removing pliers
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