RDA EXAM QUESTIONS WITH CORRECT
DETAILED ANSWERS 2024.
What item can be used in inter proximal spaces to prevent the etchant from contacting
adjacent teeth during the etching process?
a- dental floss
b- wedges
c- mylar strip
d- metal matrix band - ANSWER- c- mylar strip
Which radiograph is most commonly exposed on an orthodontic patient?
a- FMX
b- panoramic
c- cephalometric
d- BW - ANSWER- c- cephalometric
When conducting an objective examination, the dentist will not take into consideration
which observation?
a- tooth mobility
b- presence of extent of decay
c- swelling or dislocations
d- patients' pain report - ANSWER- d- patients pain report
The _____ depth of the periodontal pocket, the ____ the loss of bone; therefore, the
____ severe the periodontal disease
a- greater; greater; more
b- greater; greater; less
c- lesser; lesser; more
d- lesser; greater; less - ANSWER- a- greater; greater; more
The highest risk period of decay occurs within the first ____ years of eruption
a- 3
b-2
c- 7
d- 9 - ANSWER- a- 3
,What prosthesis is placed immediately after the extraction of the patients remaining
anterior teeth?
a- overdenture
b- immediate denture
c- partial denture
d- duplicate denture - ANSWER- b- immediate denture
Traumatic _____ occurs when the injured tooth has been forced inward.
a- avulsion
b- extrusion
c- intrusion
d- luxation - ANSWER- c- intrusion
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
How often does the American Academy of Pediatric Dentistry recommend that
radiographic imaging be performed for children at high risk for tooth decay?
a- 3 months
b- 6 months
c-12 months - ANSWER- b- 6 months
What is the area surrounding the mouth called?
a- circumoral
b- endosteal
c- subperiosteal
d- transosteal - ANSWER- a- circumoral
Retention of a maxillary denture depends on the suction seal from which element?
a- flange
b- palatal suction
c- post dam
d- border molding - ANSWER- c- post dam
A right-handed operator generally begins seated at ____ o'clock and a left-handed
operator at _____ o'clock. - ANSWER- 8; 3
, An incisional biopsy is indicated when he lesion is what size?
a- larger than 1mm in all dimensions
b- larger than 1 cm in all dimensions
c- located in an area that would be cosmetically or functionally impaired by surgery
d- both b and c - ANSWER- d- both b and c
Simple repairs of broken denture acrylic are sometimes handled in the dental office
laboratory by using which material?
a- gluteraldeyde
b- cold-cured acrylic
c- palodent
d- eugenol - ANSWER- b- cold-cured acrylic
The two types of tests that the dentist uses to determine whether the inflammatory
process has gone into the periapical tissues are ____ and ____.
a- objective; subjective
b- palpation; percussion
c- chronic; acute
d- reversible; irreversible - ANSWER- b- palpation; percussion
What is the advantage of using preformed crowns for provisional coverage?
a- it reduces time required for the procedures
b- Preformed shells comes with anatomic features of natural teeth
c- monomer setting time is less than 90 seconds
d- both a and b are advantages - ANSWER- d- both a and b are advantages
How long is the healing period for the first osseointegrated implant surgery? -
ANSWER- 1-2 weeks
Which factors can cause pulpal nerve damage?
a- physical irritation
b- trauma
c- poor nutritional health
d- both a and b - ANSWER- d- both a and b
If the liquid or powder acrylic material is being used for the provisional, how many drops
of liquid are used?
a- 5
b- 10
c- 12