California DPR Laws and Regulations
Exam 2025/2026 | Actual Dental Practice
Rights Exam with Complete Questions |
Dental Board of California
California DPR Laws and Regulations Exam 2025/2026 – Questions 1–50
Section 1: Legal Foundation & Licensing
Q1: The California Dental Practice Act defines the practice of dentistry as:
a) Only performing extractions
b) Diagnosis, treatment, or prevention of dental conditions
c) Only administering local anesthesia
d) Supervising dental assistants
Answer: b) Diagnosis, treatment, or prevention of dental conditions
Rationale: Section 1625 of the BPC defines dentistry broadly as prevention, diagnosis,
and treatment of conditions of the teeth, gums, and oral cavity.
Q2: Which body enforces the Dental Practice Act in California?
a) American Dental Association
b) California Dental Board
c) Centers for Disease Control
d) Department of Health
Answer: b) California Dental Board
Rationale: The Dental Board of California regulates licensees, enforces laws, and issues
disciplinary actions.
Q3: To legally perform expanded functions, a registered dental assistant must:
a) Complete a Board-approved EF course and obtain a permit
b) Work under any dentist without training
c) Only observe procedures
d) Take a CPR class
Answer: a) Complete a Board-approved EF course and obtain a permit
Rationale: EF duties require completion of a Board-approved curriculum and issuance of
an EF permit.
,Q4: Which license type allows a person to perform dental hygiene tasks in California?
a) RDAEF
b) RDH
c) RDA
d) Dentist
Answer: b) RDH
Rationale: Registered Dental Hygienists are licensed to perform preventive dental
procedures including scaling, prophylaxis, and education.
Q5: A dentist must notify the Board within how many days of a change of address?
a) 10
b) 30
c) 60
d) 90
Answer: b) 30
Rationale: California law requires licensees to notify the Board of address changes
within 30 days (CCR §1046).
Q6: Continuing education for dentists in California is required every:
a) 1 year
b) 2 years
c) 3 years
d) 5 years
Answer: b) 2 years
Rationale: Dentists must complete 50 hours of continuing education every two years
(BPC §1646).
Q7: A temporary license is valid for:
a) 30 days
b) 90 days
c) 6 months
d) 1 year
Answer: b) 90 days
Rationale: Temporary licenses allow practice until the examination process is completed
or license is issued.
Q8: Which of the following is required to obtain a dental license in California?
a) Graduation from an ADA-accredited dental school
b) Passing the California Law & Ethics exam
c) Passing a clinical exam approved by the Board
d) All of the above
,Answer: d) All of the above
Rationale: License requirements include education, law/ethics knowledge, and clinical
competency.
Q9: Which Board-approved course is required for unlicensed dental assistants handling
patients’ bodily fluids?
a) CPR certification
b) Infection control course
c) Radiology safety
d) Ethics course
Answer: b) Infection control course
Rationale: Infection control training is mandatory for all personnel exposed to
bloodborne pathogens (CCR Title 16 §1005).
Q10: A dentist’s license may be revoked for:
a) Gross negligence
b) Fraud
c) Substance abuse affecting patient care
d) All of the above
Answer: d) All of the above
Rationale: License revocation occurs for unprofessional conduct, including negligence,
fraud, or unsafe practice (BPC §1646).
Section 2: Scope of Practice & Duties
Q11: RDA duties may include:
a) Polishing restorations
b) Taking impressions
c) Placing temporary restorations
d) All of the above
Answer: d) All of the above
Rationale: RDAs can perform delegated procedures within their training and permit
limits (BPC §1750).
Q12: RDAEFs may legally:
a) Place restorations using amalgam
b) Perform surgical extractions
c) Administer anesthesia
d) Prescribe medications
, Answer: a) Place restorations using amalgam
Rationale: RDAEF permits allow certain restorative procedures under supervision (CCR
§1070).
Q13: Which tasks are prohibited for unlicensed dental assistants?
a) Taking vital signs
b) Performing irreversible dental procedures
c) Seating patients
d) Sterilizing instruments
Answer: b) Performing irreversible dental procedures
Rationale: Only licensed personnel can perform irreversible procedures.
Q14: Dental hygienists may:
a) Administer local anesthesia under a dentist’s supervision
b) Extract teeth
c) Place crowns independently
d) Prescribe systemic medications
Answer: a) Administer local anesthesia under a dentist’s supervision
Rationale: Hygienists can administer local anesthesia if they have a permit and follow
supervision rules.
Q15: A dentist supervising RDAEF must:
a) Be physically present during the procedure
b) Review and approve all procedures
c) Only provide remote instructions
d) Both a and b
Answer: d) Both a and b
Rationale: Direct supervision is required, and dentist must verify procedures as per CCR
Title 16.
Q16: Which activity is allowed for an RDHAP (hygienist with public health permit)?
a) Provide preventive care independently in public clinics
b) Perform extractions
c) Prescribe narcotics
d) Administer general anesthesia
Answer: a) Provide preventive care independently in public clinics
Rationale: RDHAPs can provide preventive services without dentist supervision in
specific public settings (CCR §1104).
Q17: Dental assistants may:
a) Administer nitrous oxide without permit
b) Take radiographs if certified
Exam 2025/2026 | Actual Dental Practice
Rights Exam with Complete Questions |
Dental Board of California
California DPR Laws and Regulations Exam 2025/2026 – Questions 1–50
Section 1: Legal Foundation & Licensing
Q1: The California Dental Practice Act defines the practice of dentistry as:
a) Only performing extractions
b) Diagnosis, treatment, or prevention of dental conditions
c) Only administering local anesthesia
d) Supervising dental assistants
Answer: b) Diagnosis, treatment, or prevention of dental conditions
Rationale: Section 1625 of the BPC defines dentistry broadly as prevention, diagnosis,
and treatment of conditions of the teeth, gums, and oral cavity.
Q2: Which body enforces the Dental Practice Act in California?
a) American Dental Association
b) California Dental Board
c) Centers for Disease Control
d) Department of Health
Answer: b) California Dental Board
Rationale: The Dental Board of California regulates licensees, enforces laws, and issues
disciplinary actions.
Q3: To legally perform expanded functions, a registered dental assistant must:
a) Complete a Board-approved EF course and obtain a permit
b) Work under any dentist without training
c) Only observe procedures
d) Take a CPR class
Answer: a) Complete a Board-approved EF course and obtain a permit
Rationale: EF duties require completion of a Board-approved curriculum and issuance of
an EF permit.
,Q4: Which license type allows a person to perform dental hygiene tasks in California?
a) RDAEF
b) RDH
c) RDA
d) Dentist
Answer: b) RDH
Rationale: Registered Dental Hygienists are licensed to perform preventive dental
procedures including scaling, prophylaxis, and education.
Q5: A dentist must notify the Board within how many days of a change of address?
a) 10
b) 30
c) 60
d) 90
Answer: b) 30
Rationale: California law requires licensees to notify the Board of address changes
within 30 days (CCR §1046).
Q6: Continuing education for dentists in California is required every:
a) 1 year
b) 2 years
c) 3 years
d) 5 years
Answer: b) 2 years
Rationale: Dentists must complete 50 hours of continuing education every two years
(BPC §1646).
Q7: A temporary license is valid for:
a) 30 days
b) 90 days
c) 6 months
d) 1 year
Answer: b) 90 days
Rationale: Temporary licenses allow practice until the examination process is completed
or license is issued.
Q8: Which of the following is required to obtain a dental license in California?
a) Graduation from an ADA-accredited dental school
b) Passing the California Law & Ethics exam
c) Passing a clinical exam approved by the Board
d) All of the above
,Answer: d) All of the above
Rationale: License requirements include education, law/ethics knowledge, and clinical
competency.
Q9: Which Board-approved course is required for unlicensed dental assistants handling
patients’ bodily fluids?
a) CPR certification
b) Infection control course
c) Radiology safety
d) Ethics course
Answer: b) Infection control course
Rationale: Infection control training is mandatory for all personnel exposed to
bloodborne pathogens (CCR Title 16 §1005).
Q10: A dentist’s license may be revoked for:
a) Gross negligence
b) Fraud
c) Substance abuse affecting patient care
d) All of the above
Answer: d) All of the above
Rationale: License revocation occurs for unprofessional conduct, including negligence,
fraud, or unsafe practice (BPC §1646).
Section 2: Scope of Practice & Duties
Q11: RDA duties may include:
a) Polishing restorations
b) Taking impressions
c) Placing temporary restorations
d) All of the above
Answer: d) All of the above
Rationale: RDAs can perform delegated procedures within their training and permit
limits (BPC §1750).
Q12: RDAEFs may legally:
a) Place restorations using amalgam
b) Perform surgical extractions
c) Administer anesthesia
d) Prescribe medications
, Answer: a) Place restorations using amalgam
Rationale: RDAEF permits allow certain restorative procedures under supervision (CCR
§1070).
Q13: Which tasks are prohibited for unlicensed dental assistants?
a) Taking vital signs
b) Performing irreversible dental procedures
c) Seating patients
d) Sterilizing instruments
Answer: b) Performing irreversible dental procedures
Rationale: Only licensed personnel can perform irreversible procedures.
Q14: Dental hygienists may:
a) Administer local anesthesia under a dentist’s supervision
b) Extract teeth
c) Place crowns independently
d) Prescribe systemic medications
Answer: a) Administer local anesthesia under a dentist’s supervision
Rationale: Hygienists can administer local anesthesia if they have a permit and follow
supervision rules.
Q15: A dentist supervising RDAEF must:
a) Be physically present during the procedure
b) Review and approve all procedures
c) Only provide remote instructions
d) Both a and b
Answer: d) Both a and b
Rationale: Direct supervision is required, and dentist must verify procedures as per CCR
Title 16.
Q16: Which activity is allowed for an RDHAP (hygienist with public health permit)?
a) Provide preventive care independently in public clinics
b) Perform extractions
c) Prescribe narcotics
d) Administer general anesthesia
Answer: a) Provide preventive care independently in public clinics
Rationale: RDHAPs can provide preventive services without dentist supervision in
specific public settings (CCR §1104).
Q17: Dental assistants may:
a) Administer nitrous oxide without permit
b) Take radiographs if certified
