Page 1 of 64
MINNESOTA ADVANCED DENTAL THERAPIST
CERTIFICATION EXAMINATION 2026/2027 COMPLETE
(150) CURRENT TESTING QUESTIONS AND CORRECT
ANSWERS WITH DETAILED RATIONALES.
DENTAL
Prepare effectively for the Minnesota Advanced Dental Therapist Certification
Examination with this focused study resource. It supports review of advanced dental
therapy, patient assessment, preventive and restorative procedures, oral health
education, infection control, and professional standards. Use the material to reinforce
your clinical knowledge, review key topics, and identify areas that may require
additional study. This resource is suited for dental therapists, dental professionals,
and candidates preparing for Minnesota Advanced Dental Therapist certification
examinations.
MULTIPLE CHOICE.
SECTION 1: SCOPE OF PRACTICE & REGULATORY FRAMEWORK
(Questions 1–25)
Question 1:
According to Minnesota Statutes § 150A.106, which of the following is a
requirement for certification as an Advanced Dental Therapist (ADT)?
A) Completion of an associate degree in dental hygiene
B) Graduation from a master's advanced dental therapy education program
C) Five years of independent practice without supervision
D) Certification by the American Dental Association
Answer: B
Rationale: Minnesota Statutes § 150A.106 requires that an ADT candidate
must graduate from a master's advanced dental therapy education program. A
baccalaureate degree from a dental therapy program is required for initial
licensure as a Dental Therapist, but the ADT certification specifically requires
a master's-level advanced dental therapy education.
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Question 2:
How many hours of clinical practice as a Dental Therapist are required before
applying for ADT certification in Minnesota?
A) 500 hours
B) 1,000 hours
C) 2,000 hours
D) 5,000 hours
Answer: C
Rationale: ADT candidates must complete 2,000 hours of dental therapy
clinical practice under direct or indirect supervision. This ensures the clinician
has sufficient experience before advancing to the expanded scope of practice.
Question 3:
Which of the following is within the scope of practice for an Advanced Dental
Therapist?
A) Surgical extraction of impacted wisdom teeth
B) Nonsurgical extraction of a periodontally diseased permanent tooth with +3
mobility
C) Root canal therapy on permanent molars
D) Orthodontic treatment planning
Answer: B
Rationale: An ADT may perform nonsurgical extractions of periodontally
diseased permanent teeth with tooth mobility of +3 to +4 under general
supervision. ADTs shall not extract unerupted, impacted, fractured, or teeth
that need to be sectioned for removal.
Question 4:
Under Minnesota law, an Advanced Dental Therapist is required to practice
primarily in which type of setting?
A) Private dental offices in affluent suburban areas
B) Settings that serve low-income, uninsured, and underserved patients or
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dental Health Professional Shortage Areas
C) Hospital-based oral surgery centers only
D) Academic dental school clinics exclusively
Answer: B
Rationale: Minnesota law requires that DTs and ADTs primarily serve low-
income, uninsured, and underserved patients, or practice in a dental Health
Professional Shortage Area.
Question 5:
Which of the following services can an Advanced Dental Therapist perform
that a Dental Therapist cannot?
A) Placement of amalgam restorations
B) Administration of local anesthesia
C) Nonsurgical extraction of permanent teeth
D) Placement of sealants
Answer: C
Rationale: ADTs can perform nonsurgical extractions of permanent teeth,
which is beyond the scope of a Dental Therapist. Both DTs and ADTs can place
restorations, administer local anesthesia, and place sealants.
Question 6:
According to Minnesota Statutes § 150A.106, an Advanced Dental Therapist
may perform nonsurgical extractions of periodontally diseased permanent
teeth with what level of tooth mobility?
A) +1 to +2
B) +2 to +3
C) +3 to +4
D) +4 to +5
Answer: C
Rationale: An ADT may perform nonsurgical extractions of periodontally
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diseased permanent teeth with tooth mobility of +3 to +4 under general
supervision if authorized in advance by the collaborating dentist.
Question 7:
An Advanced Dental Therapist shall NOT extract a tooth under which of the
following conditions?
A) The tooth is periodontally diseased with +3 mobility
B) The tooth is a primary tooth
C) The tooth is unerupted or impacted
D) The tooth has a history of endodontic treatment
Answer: C
Rationale: The ADT shall not extract a tooth for any patient if the tooth is
unerupted, impacted, fractured, or needs to be sectioned for removal.
Question 8:
What is the required passing score for Part II (Patient Assessment – Treatment
Plan Examination) of the ADT certification examination?
A) 70
B) 75
C) 80
D) 85
Answer: B
Rationale: Part II of the ADT examination contains 100 scorable points, and a
score of 75 is required to pass.
Question 9:
Which of the following is NOT a required component of the ADT certification
examination?
A) Submission of patient records for review
B) Successful completion of a scenario exam
MINNESOTA ADVANCED DENTAL THERAPIST
CERTIFICATION EXAMINATION 2026/2027 COMPLETE
(150) CURRENT TESTING QUESTIONS AND CORRECT
ANSWERS WITH DETAILED RATIONALES.
DENTAL
Prepare effectively for the Minnesota Advanced Dental Therapist Certification
Examination with this focused study resource. It supports review of advanced dental
therapy, patient assessment, preventive and restorative procedures, oral health
education, infection control, and professional standards. Use the material to reinforce
your clinical knowledge, review key topics, and identify areas that may require
additional study. This resource is suited for dental therapists, dental professionals,
and candidates preparing for Minnesota Advanced Dental Therapist certification
examinations.
MULTIPLE CHOICE.
SECTION 1: SCOPE OF PRACTICE & REGULATORY FRAMEWORK
(Questions 1–25)
Question 1:
According to Minnesota Statutes § 150A.106, which of the following is a
requirement for certification as an Advanced Dental Therapist (ADT)?
A) Completion of an associate degree in dental hygiene
B) Graduation from a master's advanced dental therapy education program
C) Five years of independent practice without supervision
D) Certification by the American Dental Association
Answer: B
Rationale: Minnesota Statutes § 150A.106 requires that an ADT candidate
must graduate from a master's advanced dental therapy education program. A
baccalaureate degree from a dental therapy program is required for initial
licensure as a Dental Therapist, but the ADT certification specifically requires
a master's-level advanced dental therapy education.
, Page 2 of 64
Question 2:
How many hours of clinical practice as a Dental Therapist are required before
applying for ADT certification in Minnesota?
A) 500 hours
B) 1,000 hours
C) 2,000 hours
D) 5,000 hours
Answer: C
Rationale: ADT candidates must complete 2,000 hours of dental therapy
clinical practice under direct or indirect supervision. This ensures the clinician
has sufficient experience before advancing to the expanded scope of practice.
Question 3:
Which of the following is within the scope of practice for an Advanced Dental
Therapist?
A) Surgical extraction of impacted wisdom teeth
B) Nonsurgical extraction of a periodontally diseased permanent tooth with +3
mobility
C) Root canal therapy on permanent molars
D) Orthodontic treatment planning
Answer: B
Rationale: An ADT may perform nonsurgical extractions of periodontally
diseased permanent teeth with tooth mobility of +3 to +4 under general
supervision. ADTs shall not extract unerupted, impacted, fractured, or teeth
that need to be sectioned for removal.
Question 4:
Under Minnesota law, an Advanced Dental Therapist is required to practice
primarily in which type of setting?
A) Private dental offices in affluent suburban areas
B) Settings that serve low-income, uninsured, and underserved patients or
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dental Health Professional Shortage Areas
C) Hospital-based oral surgery centers only
D) Academic dental school clinics exclusively
Answer: B
Rationale: Minnesota law requires that DTs and ADTs primarily serve low-
income, uninsured, and underserved patients, or practice in a dental Health
Professional Shortage Area.
Question 5:
Which of the following services can an Advanced Dental Therapist perform
that a Dental Therapist cannot?
A) Placement of amalgam restorations
B) Administration of local anesthesia
C) Nonsurgical extraction of permanent teeth
D) Placement of sealants
Answer: C
Rationale: ADTs can perform nonsurgical extractions of permanent teeth,
which is beyond the scope of a Dental Therapist. Both DTs and ADTs can place
restorations, administer local anesthesia, and place sealants.
Question 6:
According to Minnesota Statutes § 150A.106, an Advanced Dental Therapist
may perform nonsurgical extractions of periodontally diseased permanent
teeth with what level of tooth mobility?
A) +1 to +2
B) +2 to +3
C) +3 to +4
D) +4 to +5
Answer: C
Rationale: An ADT may perform nonsurgical extractions of periodontally
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diseased permanent teeth with tooth mobility of +3 to +4 under general
supervision if authorized in advance by the collaborating dentist.
Question 7:
An Advanced Dental Therapist shall NOT extract a tooth under which of the
following conditions?
A) The tooth is periodontally diseased with +3 mobility
B) The tooth is a primary tooth
C) The tooth is unerupted or impacted
D) The tooth has a history of endodontic treatment
Answer: C
Rationale: The ADT shall not extract a tooth for any patient if the tooth is
unerupted, impacted, fractured, or needs to be sectioned for removal.
Question 8:
What is the required passing score for Part II (Patient Assessment – Treatment
Plan Examination) of the ADT certification examination?
A) 70
B) 75
C) 80
D) 85
Answer: B
Rationale: Part II of the ADT examination contains 100 scorable points, and a
score of 75 is required to pass.
Question 9:
Which of the following is NOT a required component of the ADT certification
examination?
A) Submission of patient records for review
B) Successful completion of a scenario exam
