Orthodontic Assistant Practice Exam
QUESTIONS SET WITH ANSWERS
Orthodontics is the dental specialty that deals with - CORRECT ANSWER✅✅✅the growth
and development of the jaws and face
The condition in which the mandible is located ahead of the maxilla is called - CORRECT
ANSWER✅✅✅prognathism
The best way to motivate adolescents toward good oral hygiene habits is by - CORRECT
ANSWER✅✅✅relating to social acceptance and appearance
Removal of bands may be accomplished with - CORRECT ANSWER✅✅✅anterior band
slitting pliers
A headgear appliance is worn - CORRECT ANSWER✅✅✅as the orthodontist prescribes
A positioner is worn - CORRECT ANSWER✅✅✅after the removal of fixed appliances
In placing TP springs, an important consideration is - CORRECT ANSWER✅✅✅to place
them from the lingual surface
The instrument of choice in ligating an archwire is a - CORRECT ANSWER✅✅✅ligature-
tying pliers
Direct bracket bonding is advantage because the procedure - CORRECT
ANSWER✅✅✅allows the dentist less clinical chair time
, The attachment either welded or soldered to the bands that secure the archwire is the -
CORRECT ANSWER✅✅✅bracket
Brass separators are removed by - CORRECT ANSWER✅✅✅cutting opposite the pigtail
with ligature cutters
What instrument is used to place elastic separators? - CORRECT ANSWER✅✅✅Elastic
separating pliers
The patient should be instructed to clean his or her retainer - CORRECT
ANSWER✅✅✅after each meal
Cephalometry is - CORRECT ANSWER✅✅✅taking measurements of the skull
Cephalometric tracings are made over - CORRECT ANSWER✅✅✅extraoral radiographs
The cephalometric headplate taken most often is the - CORRECT ANSWER✅✅✅lateral
skull headplate
An open bite refers to a condition wherein - CORRECT ANSWER✅✅✅the anterior teeth do
not contact
Overjet is the - CORRECT ANSWER✅✅✅horizontal distance between maxillary and
mandibular teeth
A type of measuring device commonly used to take intraoral measurments is a (an) - CORRECT
ANSWER✅✅✅flexible millimeter ruler
When seating and sizing bands using a band pusher type of instrument, it is necessary to
maintain control by - CORRECT ANSWER✅✅✅establishing a stable fulcrum before
applying pressure
QUESTIONS SET WITH ANSWERS
Orthodontics is the dental specialty that deals with - CORRECT ANSWER✅✅✅the growth
and development of the jaws and face
The condition in which the mandible is located ahead of the maxilla is called - CORRECT
ANSWER✅✅✅prognathism
The best way to motivate adolescents toward good oral hygiene habits is by - CORRECT
ANSWER✅✅✅relating to social acceptance and appearance
Removal of bands may be accomplished with - CORRECT ANSWER✅✅✅anterior band
slitting pliers
A headgear appliance is worn - CORRECT ANSWER✅✅✅as the orthodontist prescribes
A positioner is worn - CORRECT ANSWER✅✅✅after the removal of fixed appliances
In placing TP springs, an important consideration is - CORRECT ANSWER✅✅✅to place
them from the lingual surface
The instrument of choice in ligating an archwire is a - CORRECT ANSWER✅✅✅ligature-
tying pliers
Direct bracket bonding is advantage because the procedure - CORRECT
ANSWER✅✅✅allows the dentist less clinical chair time
, The attachment either welded or soldered to the bands that secure the archwire is the -
CORRECT ANSWER✅✅✅bracket
Brass separators are removed by - CORRECT ANSWER✅✅✅cutting opposite the pigtail
with ligature cutters
What instrument is used to place elastic separators? - CORRECT ANSWER✅✅✅Elastic
separating pliers
The patient should be instructed to clean his or her retainer - CORRECT
ANSWER✅✅✅after each meal
Cephalometry is - CORRECT ANSWER✅✅✅taking measurements of the skull
Cephalometric tracings are made over - CORRECT ANSWER✅✅✅extraoral radiographs
The cephalometric headplate taken most often is the - CORRECT ANSWER✅✅✅lateral
skull headplate
An open bite refers to a condition wherein - CORRECT ANSWER✅✅✅the anterior teeth do
not contact
Overjet is the - CORRECT ANSWER✅✅✅horizontal distance between maxillary and
mandibular teeth
A type of measuring device commonly used to take intraoral measurments is a (an) - CORRECT
ANSWER✅✅✅flexible millimeter ruler
When seating and sizing bands using a band pusher type of instrument, it is necessary to
maintain control by - CORRECT ANSWER✅✅✅establishing a stable fulcrum before
applying pressure
