DASLE Comprehensive Review Test (2024) || 200 Questions & Answers (100% Correct)
DASLE Comprehensive Review Test (2024) || 200 Questions & Answers (100% Correct)
What is the purpose of an orthodontic positioner?
A. To move the teeth
B. To retain the teeth in their desired position
C. To rep...
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, DASLE Comprehensive Review Test
(2024) || 200 Questions & Answers
(100% Correct)
What is the purpose of an orthodontic positioner?
A. To move the teeth
B. To retain the teeth in their desired position
C. To reposition the teeth during orthodontic treatment
D. To act as a permanent retainer - ANSWER - B. To retain the teeth in their desired
position
What information is needed for the diagnosis and treatment planning of an
orthodontic case?
A. Medical and dental histories
B. Photographs and radiographs
C. Diagnostic models
D. All of the above - ANSWER - D. All of the above
In orthodontics, which radiograph is taken to study and make measurements of the
skull and analyze growth patterns?
A. Panoramic
B. Cephalometric
C. Bite-wing
D. Occlusal - ANSWER - B. Cephalometric
Which statement is incorrect pertaining to dental assistant duties in an orthodontic
practice?
A. The dental assistant motivates and reinforces oral home care.
B. The dental assistant makes a diagnosis.
C. The dental assistant makes appliance adjustments.
D. The dental assistant takes and fabricates diagnostic records. - ANSWER - B. The
dental assistant makes a diagnosis.
What is an advantage of using the patient's model to select bands?
A. The patient does not need to be present.
B. It is more accurate.
C. Neither are advantages.
D. Both are advantages. - ANSWER - A. The patient does not need to be present.
Which of the following is used to tie the arch wire into orthodontic brackets?
A. Separating wire
B. Wire ligatures
C. Elastomeric ligatures
D. Both b and c - ANSWER - D. Both b and c
What is the purpose of the arch wire?
A. It is a pattern that gives the dental arch its shape.
,B. It holds interarch elastics.
C. It bonds directly to the teeth.
D. It stabilizes the ends of a facebow. - ANSWER - A. It is a pattern that gives the
dental arch its shape.
What does a hook do?
A. It attaches a bracket to a tooth.
B. It holds interarch elastics.
C. It stabilizes the ends of a facebow.
D. It holds the arch wire in place. - ANSWER - B. It holds interarch elastics.
What is the purpose of the headgear tube?
A. It is placed on the upper first molar bands.
B. It stabilizes the ends of the facebow.
C. It assists with retention of the arch wire.
D. Both a and b are purposes. - ANSWER - B. It stabilizes the ends of the facebow.
On which teeth are brackets most commonly bonded?
A. Anterior teeth
B. Premolars
C. Molars
D. Both a and b - ANSWER - D. Both a and b
Arch wires that are made of _____ are useful in early stages of treatment because
they are flexible.
A. nickel titanium
B. stainless steel
C. beta titanium
D. Opti-Flex - ANSWER - A. nickel titanium
The arch wire that is used as a "working arch wire" is:
A. nickel titanium.
B. stainless steel.
C. beta titanium.
D. Opti-Flex. - ANSWER - B. 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?
A. Round
B. Square
C. Rectangular
D. All of the above - ANSWER - A. Round
Which of the following is used to close space between teeth?
A. Elastomeric ligatures
B. Elastic chains
C. Comfort tubing
D. Wire ties - ANSWER - B. Elastic chains
, Which of the following is incorrect about customized aligners?
A. They consist of a series of aligners designed by computer technology.
B. Each aligner is worn for about 2 weeks.
C. They can be used for all types of orthodontic treatment.
D. They are referred to as invisible braces. - ANSWER - C. They can be used for all
types of orthodontic treatment
Which instrument removes elastomeric ligature ties?
A. Bird-beak pliers
B. A spoon excavator
C. A hemostat
D. An orthodontic scaler - ANSWER - D. 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.
A. distoclusion
B. labioversion
C. linguoversion
D. mesioclusion - ANSWER - D. mesioclusion
In class _____ occlusion, or distoclusion, the mandibular arch and the body of the
mandible are in bilateral, distal relationship to the maxillary teeth.
A. I
B. II
C. III
D. IV - ANSWER - B. II
The orthodontic problems of most people result from interactions of which of the
following?
A. Developmental influences
B. Genetic influences
C. Environmental influences
D. All of the above - ANSWER - D. All of the above
What is class II occlusion?
A. It is normal occlusion.
B. It is mesioclusion.
C. 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
D. It occurs when the mesiobuccal cusp of the maxillary first molar occludes in the
interdental space between the distal cusp of the mandibular first permanent molar
and the mesial cusp of the mandibular second permanent molar - ANSWER - C. 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
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