Orthodontic Assistant Practice Exam
Orthodontics is the dental specialty that the growth and development of the jaws and face
deals with
The condition in which the mandible is prognathism
located ahead of the maxilla is called
The best way to motivate adolescents relating to social acceptance and appearance
toward good oral hygiene habits is by
Removal of bands may be accomplished anterior band slitting pliers
with
A headgear appliance is worn as the orthodontist prescribes
A positioner is worn after the removal of fixed appliances
In placing TP springs, an important to place them from the lingual surface
consideration is
The instrument of choice in ligating an ligature-tying pliers
archwire is a
Direct bracket bonding is advantage allows the dentist less clinical chair time
because the procedure
The attachment either welded or soldered bracket
to the bands that secure the archwire is
the
Brass separators are removed by cutting opposite the pigtail with ligature cutters
What instrument is used to place elastic Elastic separating pliers
separators?
The patient should be instructed to clean after each meal
his or her retainer
Cephalometry is taking measurements of the skull
Cephalometric tracings are made over extraoral radiographs
The cephalometric headplate taken most lateral skull headplate
often is the
An open bite refers to a condition wherein the anterior teeth do not contact
Overjet is the horizontal distance between maxillary and mandibular teeth
1/6
, A type of measuring device commonly flexible millimeter ruler
used to take intraoral measurments is a
(an)
When seating and sizing bands using a establishing a stable fulcrum before applying pressure
band pusher type of instrument, it is
necessary to maintain control by
Class III malocclusion is a protruded position of the mandible in relation to the maxilla
Vertical overbite refers to the vertical overlap of the incisal edges of maxillary and mandibular anterior teeth
Class II maloclussion is retruded position of the mandible in relation to the maxilla
The head-stabilizing device used in cephalostat
cephalometrics is called a (an)
During cementation of bands, the cement on all surfaces within the band
is placed
The attachment of anterior plastic brackets acid etch bonding
directly to teeth can be accomplished by
Cervical anchorage (headgear) is an appliance that exerts distal forces on maxillary teeth
After active orthodontic treatment is A retainer
finished , what appliance is used to
stabilize the teeth?
When determining the length of a first molar to first molar
preformed archwire, you measure the
distance from
In the removal of an archwire ligature ties, then the archwire, are removed one side at a time from the buccal tube
The most common type of removable Hawley retainer
retainer is a
What is used to tie the archwire onto Ligature wire
orthodontic brackets?
When removing separators, care must be avoid injuring the interdental papillae
taken to
A useful instrument for removing elastic a sickle scaler
separators is
A TP spring is a type of Separator
An elastic separator is placed by stretching and pushing through the contacts
When placing an archwire, one should insert the wire into one side of the buccal tubes, then guide it into the brackets
The importance of the ligature wire is that holds the archwire in place
it
When ligating with a tie wire, the tie wire bent at a 45-degree angle
should be
Select the instrument used to check for Howe pliers
loose bands
2/6
Orthodontics is the dental specialty that the growth and development of the jaws and face
deals with
The condition in which the mandible is prognathism
located ahead of the maxilla is called
The best way to motivate adolescents relating to social acceptance and appearance
toward good oral hygiene habits is by
Removal of bands may be accomplished anterior band slitting pliers
with
A headgear appliance is worn as the orthodontist prescribes
A positioner is worn after the removal of fixed appliances
In placing TP springs, an important to place them from the lingual surface
consideration is
The instrument of choice in ligating an ligature-tying pliers
archwire is a
Direct bracket bonding is advantage allows the dentist less clinical chair time
because the procedure
The attachment either welded or soldered bracket
to the bands that secure the archwire is
the
Brass separators are removed by cutting opposite the pigtail with ligature cutters
What instrument is used to place elastic Elastic separating pliers
separators?
The patient should be instructed to clean after each meal
his or her retainer
Cephalometry is taking measurements of the skull
Cephalometric tracings are made over extraoral radiographs
The cephalometric headplate taken most lateral skull headplate
often is the
An open bite refers to a condition wherein the anterior teeth do not contact
Overjet is the horizontal distance between maxillary and mandibular teeth
1/6
, A type of measuring device commonly flexible millimeter ruler
used to take intraoral measurments is a
(an)
When seating and sizing bands using a establishing a stable fulcrum before applying pressure
band pusher type of instrument, it is
necessary to maintain control by
Class III malocclusion is a protruded position of the mandible in relation to the maxilla
Vertical overbite refers to the vertical overlap of the incisal edges of maxillary and mandibular anterior teeth
Class II maloclussion is retruded position of the mandible in relation to the maxilla
The head-stabilizing device used in cephalostat
cephalometrics is called a (an)
During cementation of bands, the cement on all surfaces within the band
is placed
The attachment of anterior plastic brackets acid etch bonding
directly to teeth can be accomplished by
Cervical anchorage (headgear) is an appliance that exerts distal forces on maxillary teeth
After active orthodontic treatment is A retainer
finished , what appliance is used to
stabilize the teeth?
When determining the length of a first molar to first molar
preformed archwire, you measure the
distance from
In the removal of an archwire ligature ties, then the archwire, are removed one side at a time from the buccal tube
The most common type of removable Hawley retainer
retainer is a
What is used to tie the archwire onto Ligature wire
orthodontic brackets?
When removing separators, care must be avoid injuring the interdental papillae
taken to
A useful instrument for removing elastic a sickle scaler
separators is
A TP spring is a type of Separator
An elastic separator is placed by stretching and pushing through the contacts
When placing an archwire, one should insert the wire into one side of the buccal tubes, then guide it into the brackets
The importance of the ligature wire is that holds the archwire in place
it
When ligating with a tie wire, the tie wire bent at a 45-degree angle
should be
Select the instrument used to check for Howe pliers
loose bands
2/6
