CODA Exam Questions with Correct
Answers Graded A 2025/2026
The appliance used to stabilize the teeth after active orthodontic treatment is finished is
called a - retainer
A mixed dentition usually consists of - deciduous and permanent teeth existing in a
child's mouth simultaneously
The arch wire is located on which surfaces? - labial or lingual surfaces
To construct a mouth guard, the dental assistant must take an - alginate impression
A result of orthodontic treatment may be - an improved appearance
The term exodontist refers to a person who limits their practice to - removal of teeth
A common post-surgical complication following perio-surgery is - severe bleeding
Cephalometry is - taking measurements of the skull
For the diagnosis and treatment planning of root canal therapy, it is necessary to have
available - x-ray film
A biopsy is - to obtain a specimen of a suspicious lesion
The occlusal view of the maxillary first molar contains how many cusps? - 5
When mixing ZOE in preparation for use in a dry socket, a ________ is used. -
parchment pad
Plaster will emit warmth after mixing because - of setting reaction
Construction of custom trays calls for which type of resin material? - acrylic resin
The proper time to pour alginate impressions up in stone is - immediately
When constructing a custom acrylic tray, placing it in warm water will - speed
polymerization
One of the uses of plaster is - to take an impression
The primary use of the high-velocity evacuator tip is to - properly keep the field clear