RDA Practice Exam #1 / Questions &
Expertly Verified Answers, 2025 /
2026.
Quiz____?
Direct Supervision refers to? -
Answer✓✓
Dentist on premises & examines the treatment performed by DA or RDA
before releasing patient
Quiz____?
General Supervision -
Answer✓✓
Doctor/Dentist - is out of office, but has scheduled auxiliary to be at work
Quiz____?
Nitrous Oxide administration -
Answer✓✓
Dentist - must remain in the operator & Assistant may adjust controls as
directed by the dentist
Quiz____?
A parent brings in child to office on the dentist's day off, the child has a
large cavity. The dentist is unreachable by telephone. The "RDA" should do
or advise what? -
Answer✓✓
Page 1 of 47
,Refer to another dentist
Quiz____?
Under General Supervision the RDA may perform? -
Answer✓✓
1. Mouth Mirror
2. Place and remove sedative dressings
3. Expose radiographs
Quiz____?
An impression for a "Hawley Retainer" may legally be taken by who? -
Answer✓✓
Dentist only
Quiz____?
Under Direct supervision the "RDA" may perform? -
Answer✓✓
1. Pulp Vitality test
2. Cementation of temporaries
3. Size Stainless steel bands, crowns, and orthodontic bands.
Quiz____?
Under Direct Supervision the dental assistant may perform what? -
Answer✓✓
1. Place topical anesthetic
Page 2 of 47
,2. Monitor Vital signs
3. Place rubber dam
Quiz____?
RDA CEU licensure renewal requirements -
Answer✓✓
1. Twenty-five units of continuing education every two years
Quiz____?
One continuing education unit is equivalent to a lecture or seminar of
what? -
Answer✓✓
One hour
Quiz____?
The RDA license is renewed when? -
Answer✓✓
1. The RDA's birthday
2. Odd or even year of birth
Quiz____?
How many continuing education units may be earned in Category 1 and
Category II? -
Answer✓✓
At least half must be Category II
Page 3 of 47
, Quiz____?
The maximum number of continuing education units which may be earned
in "one day" are how many? -
Answer✓✓
8 units
Quiz____?
To qualify to the the RDA examination, one must meet any of the following
criteria -
Answer✓✓
1. Graduate dental assisting program - accredited by the California Board
of Dental Examiners
2. Eighteen months - full-time work experience in a dental office
Quiz____?
Dental Assistant may perform what? -
Answer✓✓
Place and remove rubber dams
Quiz____?
When a patient is injured by an auxiliary who is liable? -
Answer✓✓
1. Dentist
2. Employee
Page 4 of 47
Expertly Verified Answers, 2025 /
2026.
Quiz____?
Direct Supervision refers to? -
Answer✓✓
Dentist on premises & examines the treatment performed by DA or RDA
before releasing patient
Quiz____?
General Supervision -
Answer✓✓
Doctor/Dentist - is out of office, but has scheduled auxiliary to be at work
Quiz____?
Nitrous Oxide administration -
Answer✓✓
Dentist - must remain in the operator & Assistant may adjust controls as
directed by the dentist
Quiz____?
A parent brings in child to office on the dentist's day off, the child has a
large cavity. The dentist is unreachable by telephone. The "RDA" should do
or advise what? -
Answer✓✓
Page 1 of 47
,Refer to another dentist
Quiz____?
Under General Supervision the RDA may perform? -
Answer✓✓
1. Mouth Mirror
2. Place and remove sedative dressings
3. Expose radiographs
Quiz____?
An impression for a "Hawley Retainer" may legally be taken by who? -
Answer✓✓
Dentist only
Quiz____?
Under Direct supervision the "RDA" may perform? -
Answer✓✓
1. Pulp Vitality test
2. Cementation of temporaries
3. Size Stainless steel bands, crowns, and orthodontic bands.
Quiz____?
Under Direct Supervision the dental assistant may perform what? -
Answer✓✓
1. Place topical anesthetic
Page 2 of 47
,2. Monitor Vital signs
3. Place rubber dam
Quiz____?
RDA CEU licensure renewal requirements -
Answer✓✓
1. Twenty-five units of continuing education every two years
Quiz____?
One continuing education unit is equivalent to a lecture or seminar of
what? -
Answer✓✓
One hour
Quiz____?
The RDA license is renewed when? -
Answer✓✓
1. The RDA's birthday
2. Odd or even year of birth
Quiz____?
How many continuing education units may be earned in Category 1 and
Category II? -
Answer✓✓
At least half must be Category II
Page 3 of 47
, Quiz____?
The maximum number of continuing education units which may be earned
in "one day" are how many? -
Answer✓✓
8 units
Quiz____?
To qualify to the the RDA examination, one must meet any of the following
criteria -
Answer✓✓
1. Graduate dental assisting program - accredited by the California Board
of Dental Examiners
2. Eighteen months - full-time work experience in a dental office
Quiz____?
Dental Assistant may perform what? -
Answer✓✓
Place and remove rubber dams
Quiz____?
When a patient is injured by an auxiliary who is liable? -
Answer✓✓
1. Dentist
2. Employee
Page 4 of 47
