MN LDA Licensure Exam | 100% Correct
Answers | Verified | Latest 2024 Version
The orthodontic problems of most people result from interactions of which of the following? -
Developmental Influences
Genetic Influences
Enviromental Influences
What is Class II occlusion? - It occurs when the mesi...
MN LDA Licensure Exam | 100% Correct
Answers | Verified | Latest 2024 Version
The orthodontic problems of most people result from interactions of which of the following? -
✔✔Developmental Influences
Genetic Influences
Enviromental Influences
What is Class II occlusion? - ✔✔It occurs when the mesiobuccal cusp of the maxillary first molar occludes
in the interdental space between the mandibular second premolar and the mesial cusp of the
mandibular first 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? - ✔✔Psychosocial
function
During the frontal evaluation of facial esthetics, the face is examined? - ✔✔To examine for bilateral
symmetry
When taking photographs, the full direct view includes? - ✔✔Intraoral view, with all the teeth in
occlusion
Which radiograph is most commonly exposed on an orthodontic patient? - ✔✔Cephalometric
Orthodontic fixed appliances are also known as what? - ✔✔Braces
What is the most common type of attachment for fixed appliances? - ✔✔bonded bracket
what holds dental arch wires in place? - ✔✔ligature ties and elastomeric ties
,which statement is incorrect about sticky candy and gum use during orthodontic treatment? - ✔✔it
loosens bands, pulls out ligature ties, and bends arch wires
what is the purpose of an orthodontic positioner? - ✔✔Retain the teeth in their desired position
what information is needed for the diagnosis and treatment planning of an orthodontic case? -
✔✔medical and dental histories, photographs and radiographs, diagnostic models
in orthodontics, which radiograph is taken to study and make measurements of the skull and analyze
growth patterns? - ✔✔caphalometric
which statement is incorrect pertaining to dental assistant duties in an orthodontic practice? - ✔✔the
dental assistant makes a diagnosis
what is an advantage of using the patients model to select bands? - ✔✔the patient does not need to be
present
which of the following is used to tie the arch wire into orthodontic brackets? - ✔✔wire ligatures and
elastomeric ligatures
what is the purpose of the arch wire? - ✔✔It is a pattern that gives the dental arch its shape.
what does a hook do? - ✔✔It holds interarch elastics
what is the purpose of the headgear tube? - ✔✔It stabilizes the ends of the facebow.
on which teeth are brackets most commonly bonded? - ✔✔anterior teeth and premolars
Arch wires that are made of _____ are useful in early stages of treatment because they are flexible. -
✔✔nickel titanium
, The arch wire that is used as a "working arch wire" is: - ✔✔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? - ✔✔round
which of the following is used to close space between teeth? - ✔✔elastic chains
which of the following is incorrect about customized aligners? - ✔✔they can be used for all types of
orthodontic treatment
which instrument removes elastomeric ligature ties? - ✔✔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 - ✔✔mesioclusion
in class ____ occlusion, or distoclusion, the mandibular arch and the body of the mandible are in
bilateral, , distal relationship to the maxillary teeth - ✔✔II
During cementation of bands, the cement is placed on the: - ✔✔inner surface of the band
which step is first in preparation for bonding the brackets to the teeth? - ✔✔polish using a fluoride free
paste
after preparing the tooth for bonding brackets, the sealant is places on the ____ and the bonding
material on the ____. - ✔✔tooth; bracket
Buccal arch wire tubes are located on which bands? - ✔✔maxillary first molar
what instrument is used to disengage wire ties when removing an arch wire? - ✔✔ligature cutter
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