RDA Practice Exam #1 Questions and Answers Graded A+
Direct Supervision refers to? - -Dentist on RDA CEU licensure renewal requirements -
premises & examines the treatment performed -1. Twenty-five units of continuing
by DA or RDA before releasing patient education every two years
General Supervision - -Doctor/Dentist - is One continuing education unit is equivalent to a
out of office, but has scheduled auxiliary to be at lecture or seminar of what? - -One hour
work
The RDA license is renewed when? - -1.
Nitrous Oxide administration - -Dentist - The RDA's birthday
must remain in the operator & Assistant may 2. Odd or even year of birth
adjust controls as directed by the dentist
How many continuing education units may be
A parent brings in child to office on the dentist's earned in Category 1 and Category II? - -At
day off, the child has a large cavity. The dentist is least half must be Category II
unreachable by telephone. The "RDA" should do
or advise what? - -Refer to another dentist
The maximum number of continuing education
units which may be earned in "one day" are how
Under General Supervision the RDA may many? - -8 units
perform? - -1. Mouth Mirror
2. Place and remove sedative dressings
3. Expose radiographs To qualify to the the RDA examination, one must
meet any of the following criteria - -1.
Graduate dental assisting program - accredited
An impression for a "Hawley Retainer" may by the California Board of Dental Examiners
legally be taken by who? - -Dentist only 2. Eighteen months - full-time work experience in
a dental office
Under Direct supervision the "RDA" may
perform? - -1. Pulp Vitality test Dental Assistant may perform what? - -
2. Cementation of temporaries Place and remove rubber dams
3. Size Stainless steel bands, crowns, and
orthodontic bands.
When a patient is injured by an auxiliary who is
liable? - -1. Dentist
Under Direct Supervision the dental assistant 2. Employee
may perform what? - -1. Place topical
anesthetic
2. Monitor Vital signs The purpose of the "Matrix Band" is to create
3. Place rubber dam what? - -Replace a missing wall
1/6
, RDA Practice Exam #1 Questions and Answers Graded A+
The narrowest part of the tooth is the? - - application on which teeth? - -Posterior
Cervical third teeth using buccal approach
When the "Matrix Band" is placed on a posterior The correct sequence for removal of a posterior
tooth, the smallest circumference of the band is "Matrix Band" is, in order the? - -1. Wedge
directed towards the? - -Gingival part of 2. Holder
the tooth 3. Matrix band
In addition to wedges, the "Matrix Band" may be Zinc oxide - left on gingival tissues around the
secured with? - -Low fusing compound tooth, they will have what? - -Palliative
effect on tissues
Wedges - are most commonly composed of? -
-1. Wood After placement of a sedative dressing, the RDA
2. Plastic should check where? - -1. Contact area
2. Occlusions
3. Marginal excess
Matrices "matrix band" are composed of? -
-1. Stainless steel
2. Plastic strips When placing a temporary restoration, it is not
important to do what? - -Have detailed
anatomy
On "Posterior Teeth" the matrix band is placed
where? - -One to three millimeters (1-3)
above the cusp and 1/2 to 1 mm below the When placing a Class II temporary restoration,
gingival what is used? - -1. Tofflemaire Matrix
holder
2. Matrix band
An "Anterior" Matrix band may be held in place 3. Wedges
by what? - -1. Matrix clip
2. The dentist - using finger or thumb
3. The DA or RDA - using finger or thumb When a class I temporary restoration is placed,
what is used? - -Type of filling material
The most common shape of posterior wedges is
what? - -Triangle Luting - cement is placed on the? - -1. Gold
crown
2. Orthodontic band
The instrument/s used to contour the matrix band
to the tooth is? - -Burnisher only
Instruments "Best Suited" for removing excessive
cement form the teeth. - -1. Explorer
The Contra-angle Tofflemire retainer is use for 2. Scaler
2/6
Direct Supervision refers to? - -Dentist on RDA CEU licensure renewal requirements -
premises & examines the treatment performed -1. Twenty-five units of continuing
by DA or RDA before releasing patient education every two years
General Supervision - -Doctor/Dentist - is One continuing education unit is equivalent to a
out of office, but has scheduled auxiliary to be at lecture or seminar of what? - -One hour
work
The RDA license is renewed when? - -1.
Nitrous Oxide administration - -Dentist - The RDA's birthday
must remain in the operator & Assistant may 2. Odd or even year of birth
adjust controls as directed by the dentist
How many continuing education units may be
A parent brings in child to office on the dentist's earned in Category 1 and Category II? - -At
day off, the child has a large cavity. The dentist is least half must be Category II
unreachable by telephone. The "RDA" should do
or advise what? - -Refer to another dentist
The maximum number of continuing education
units which may be earned in "one day" are how
Under General Supervision the RDA may many? - -8 units
perform? - -1. Mouth Mirror
2. Place and remove sedative dressings
3. Expose radiographs To qualify to the the RDA examination, one must
meet any of the following criteria - -1.
Graduate dental assisting program - accredited
An impression for a "Hawley Retainer" may by the California Board of Dental Examiners
legally be taken by who? - -Dentist only 2. Eighteen months - full-time work experience in
a dental office
Under Direct supervision the "RDA" may
perform? - -1. Pulp Vitality test Dental Assistant may perform what? - -
2. Cementation of temporaries Place and remove rubber dams
3. Size Stainless steel bands, crowns, and
orthodontic bands.
When a patient is injured by an auxiliary who is
liable? - -1. Dentist
Under Direct Supervision the dental assistant 2. Employee
may perform what? - -1. Place topical
anesthetic
2. Monitor Vital signs The purpose of the "Matrix Band" is to create
3. Place rubber dam what? - -Replace a missing wall
1/6
, RDA Practice Exam #1 Questions and Answers Graded A+
The narrowest part of the tooth is the? - - application on which teeth? - -Posterior
Cervical third teeth using buccal approach
When the "Matrix Band" is placed on a posterior The correct sequence for removal of a posterior
tooth, the smallest circumference of the band is "Matrix Band" is, in order the? - -1. Wedge
directed towards the? - -Gingival part of 2. Holder
the tooth 3. Matrix band
In addition to wedges, the "Matrix Band" may be Zinc oxide - left on gingival tissues around the
secured with? - -Low fusing compound tooth, they will have what? - -Palliative
effect on tissues
Wedges - are most commonly composed of? -
-1. Wood After placement of a sedative dressing, the RDA
2. Plastic should check where? - -1. Contact area
2. Occlusions
3. Marginal excess
Matrices "matrix band" are composed of? -
-1. Stainless steel
2. Plastic strips When placing a temporary restoration, it is not
important to do what? - -Have detailed
anatomy
On "Posterior Teeth" the matrix band is placed
where? - -One to three millimeters (1-3)
above the cusp and 1/2 to 1 mm below the When placing a Class II temporary restoration,
gingival what is used? - -1. Tofflemaire Matrix
holder
2. Matrix band
An "Anterior" Matrix band may be held in place 3. Wedges
by what? - -1. Matrix clip
2. The dentist - using finger or thumb
3. The DA or RDA - using finger or thumb When a class I temporary restoration is placed,
what is used? - -Type of filling material
The most common shape of posterior wedges is
what? - -Triangle Luting - cement is placed on the? - -1. Gold
crown
2. Orthodontic band
The instrument/s used to contour the matrix band
to the tooth is? - -Burnisher only
Instruments "Best Suited" for removing excessive
cement form the teeth. - -1. Explorer
The Contra-angle Tofflemire retainer is use for 2. Scaler
2/6
