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Removal of pulpal fibers from a necrotic tooth is done by using?
broach
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During pulpotomy procedures, the dental instrument frequently used is?
small surgical curette
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The appliance used to maintain the space of a second primary molar is?
a space maintainer
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Once orthodontic treatment is finished, this appliance is used to stabilize teeth?
retainer
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Pedodontics is defined as limited to the treatment of?
birth and mixed dentition
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Rubber dams are used during endodontia to?
maintain apepsis
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During a root canal, irrigation is done with?
a Luer loc syringe
-
Attachment of anterior plastic brackets directly to the teeth is done by?
acid etch bonding
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Cervical anchorage (headgear) is an?
appliance which exerts distal force on maxillary teeth
-
A mixed dentention usually consists of?
both deciduous and permanent teeth existing in a child's mouth
-
A condition where the mandible retrudes distally in relationship to the teeth of the maxillary arch?
prognathic
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The term endodontist refers to a person who limits their practice to?
root canal therapy
-
A result of malocclusion may be?
difficulty in plaque removal
-
One result of orthodontic treatment may be?
an improved appearance
-
Taking measurements of the skull?
Cephalometry
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Angle's classification of malocclusion is based on?
relationship between the maxillary and mandibular first molars
-
Instrument used to remove the pupal fibers of an abscessed tooth?
broach
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The dentist established the working length at the root tip during root canal therapy by?
using an exact measurement on the x-ray
-
Following perio-surgery, a common post- surgical complication is?
severe bleeding
-
The greek prefix "ortho" means?
straight
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For diagnosis and treatment planning of root canal therapy, it is necessary to have?
x-ray films
-
Mechanical removal of the infectious material of a lesion?
debridement
-
Apicoectomy is a surgical procedure involving radical removal of the?
apex of roots
-
An important function of the dental assistant in an orthodontic practice is?
to motivate and reinforce home oral care
-
Obtaining a specimen of a suspicious lesion?
biopsy
-
The etiology pertaining to orthodontics is the science of finding the cause of?
crowding of teeth
-
An abnormal passage?
fistula
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A technique to attach buccal tubes molar bands is?
spot welding
-
The arch wire is located on which surface?
labial or lingual surface
-
Used to tie the arch wire into orthodontic brackets?
ligature wire
-
To construct a mouth guard, the dental assistant must?
take an alginate impression
-
Orthodontic treatment frequently requires extraction of?
bicuspids
-
A degenerative, noninflammatory condition of the periodontum?
periodontosis
-
An alginate impression taken on a child patient should?
mandibular arch
-
A cause of malocclusion may be?
oral habits
-
One advantage of using fixed ( not removable) orthodontics appliance is?
elimination of dependence on patients cooperation
-
Placement of the high velocity evacuator tip is determined by?
the gravitational flow of water spray
-
Determining the condition of the pulp of the tooth is done using?
vitalometer
-
A patient scheduled for surgery using local anesthetic is cautioned against using____prior to the surgery?
alcohol
-
A tray set up for crown and bridge cementation includes?
a sickle scaler
-
Surgical patients experiencing a post-operative upset stomach should?
drink ginger ale
-
Topical anesthetic is effective on?
epithelial tissue
-
Epinephrine-impregnated cord is used?
stop gingival bleeding and retract the gingiva
-
Topical anesthetic application is done by?
a spray applicator
-
A function of the bridge is to?
prevent movement of teeth
-
The assistants eye level when seated is?
4" to 6" above the dentist
-
Exfoliation of a primary tooth occurs by?
root absorption of the primary tooth
-
The assistant gently applies pressure to a patients arm during the local anesthetic injection?
to restrict sudden movement
-
After the extraction of a tooth, the patient is instructed to?
stay closed on gauze for 30-45 minutes
-
A Class II cavity involves ___ tooth surfaces?
occlusal and proximal
-
A mounting device used to hold abrasive disks in the hand piece is a?
mandrel
-
A chemical bond is formed between the tooth surface and the cement during the setting process when using?
Carboxylate cement
-
A instrument used to cut and remove the carious dentin of a tooth?
excavator
-
Full coverage of a deciduous molar best indicates use of?
a stainless steel crown
-
The purpose of the periodontium is?
support the teeth
-
An item that must be included on a setup for a study model impression is?
a rim-lock perforated tray
-
The setup for a pit and fissure sealant procedure must include?
sealant solution and a light cure source
-
Knowledge of the patients dental and medical health history may affect?
treatment plan, frequency of appointment and drug prescribed
-
An anesthetic carpule is considered "safe"to use if the?
contents are clear and has small bubbles present
-
To achieve proper adaption of matrix band materials it is necessary to?
burnish
-
After topical application of flouride, a patient is told not to eat, drink, or rinse the mouth for ___ minutes?
30
-
Periodontal pockets are eliminated with the __ technique?
gingivectomy
-
The dental assistant giving postoperative surgical instructions should include information about?
medications to be taken
-
Displacement of a rubber dam clamp may be prevented by?
a ligature tied to the clamp
-
Direct eye contact with a light curing source by the assistant should be limited to?
completely avoid
-
An instrument included in the set up for periodontal surgery is a?
currette
-
To protect the eyes from foreign objects such as amalgam pieces, you should?
wear safety goggles
-
During preparation for fissure sealants, the acid etch should remain on the tooth for __ seconds?
60
-
The surface of one tooth that is touching an adjacent tooth is called?
proximal surface
-
The primary use of a high velocity evacuator tip is to?
properly keep a clear field
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