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106-MDG MARYLAND GENERAL DENTAL ASSISTING
EXPANDED FUNCTION (MDG) PRACTICE EXAM 2026-
2027: 200+ GRADED A+ QUESTIONS & ANSWERS
WITH RATIONALES – DANB MARYLAND EFDA
CERTIFICATION – FIRST-TIME PASS GUARANTEED
# TABLE OF CONTENTS
| Section | Topic | Number of Questions |
|---------|-------|---------------------|
| 1 | Legal & Regulatory Framework (Maryland COMAR, Health Occupations
Article §4-301.1) | 25 |
| 2 | Vitality Tests | 15 |
| 3 | Alginate Impressions & Diagnostic Casts | 20 |
| 4 | Topical Anesthetic & Fluoride Application | 15 |
| 5 | Temporary Crowns: Fabrication, Cementation & Removal | 20 |
| 6 | Retraction Cords, Desensitizing Agents & Rubber Dams | 20 |
| 7 | Matrix Bands, Wedges & Stainless Steel Crowns | 15 |
| 8 | Etching, Bonding & Endodontic Procedures | 15 |
| 9 | Suture & Periodontal Dressing Removal | 10 |
| 10 | Oral Anatomy & Morphology | 20 |
| 11 | Athletic Mouthguards & Custom Trays | 10 |
| 12 | Comprehensive Mock Exam – Mixed Topics | 25 |
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# SECTION 1: LEGAL & REGULATORY FRAMEWORK (25 Questions)
*Based on Maryland Health Occupations Article §4-301.1 and COMAR 10.44*
**Q1.** Under Maryland Health Occupations Article §4-301.1, a dental assistant
who is **NOT** certified as an Expanded Function Dental Assistant (EFDA) may
perform which of the following intraoral procedures under **DIRECT**
supervision? (Select all that apply)
A) Rinsing and aspiration of the oral cavity
B) Placing dental sealants
C) Retraction of the lips, cheeks, tongue, and flaps
D) Applying topical anesthesia
E) Coronal polishing
**Answer: A, C, D**
**Rationale:** Under §4-301.1(a)(1), non-certified dental assistants may perform
rinsing/aspiration, retraction of soft tissues, and apply topical anesthesia without
EFDA certification. Placing sealants and coronal polishing require EFDA
certification under §4-301.1(b)(1)(ii) and (iii) .
**Q2.** According to COMAR 10.44, who must **directly supervise** an
Expanded Function Dental Assistant (EFDA) when performing board-approved
procedures?
A) A registered dental hygienist
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B) Any healthcare provider
C) A licensed dentist
D) The office manager
**Answer: C**
**Rationale:** The Maryland State Board of Dental Examiners regulations require
that a **licensed dentist** directly supervises the EFDA when performing
expanded functions .
**Q3.** In Maryland, "**direct supervision**" of a dental assistant means:
A) The dentist must be physically present in the treatment room during the
procedure
B) The dentist must be in the building and available if needed
C) The dentist must have examined the patient within the past year
D) The dentist must give standing orders at the beginning of each week
**Answer: A**
**Rationale:** Direct supervision requires the dentist to be **physically present in
the facility** and available to provide immediate assistance and direction during
the procedure .
**Q4.** What is the minimum education requirement to become a Maryland
General Dental Assistant with expanded functions?
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A) High school diploma only
B) Completion of a CODA-accredited dental assisting program
C) Associate degree in dental assisting
D) No formal education requirement
**Answer: B**
**Rationale:** Maryland requires completion of a **Commission on Dental
Accreditation (CODA)-accredited dental assisting program** for expanded
functions certification .
**Q5.** Which certification examination is required for Maryland expanded
functions dental assistants?
A) DANB exams only
B) State-specific Maryland examination only
C) Both DANB and state examination
D) No examination required
**Answer: C**
**Rationale:** Maryland requires both successful completion of **DANB
exams** (specifically RHS and ICE) **AND** a state practical examination for
expanded functions certification .
106-MDG MARYLAND GENERAL DENTAL ASSISTING
EXPANDED FUNCTION (MDG) PRACTICE EXAM 2026-
2027: 200+ GRADED A+ QUESTIONS & ANSWERS
WITH RATIONALES – DANB MARYLAND EFDA
CERTIFICATION – FIRST-TIME PASS GUARANTEED
# TABLE OF CONTENTS
| Section | Topic | Number of Questions |
|---------|-------|---------------------|
| 1 | Legal & Regulatory Framework (Maryland COMAR, Health Occupations
Article §4-301.1) | 25 |
| 2 | Vitality Tests | 15 |
| 3 | Alginate Impressions & Diagnostic Casts | 20 |
| 4 | Topical Anesthetic & Fluoride Application | 15 |
| 5 | Temporary Crowns: Fabrication, Cementation & Removal | 20 |
| 6 | Retraction Cords, Desensitizing Agents & Rubber Dams | 20 |
| 7 | Matrix Bands, Wedges & Stainless Steel Crowns | 15 |
| 8 | Etching, Bonding & Endodontic Procedures | 15 |
| 9 | Suture & Periodontal Dressing Removal | 10 |
| 10 | Oral Anatomy & Morphology | 20 |
| 11 | Athletic Mouthguards & Custom Trays | 10 |
| 12 | Comprehensive Mock Exam – Mixed Topics | 25 |
,2|Page
# SECTION 1: LEGAL & REGULATORY FRAMEWORK (25 Questions)
*Based on Maryland Health Occupations Article §4-301.1 and COMAR 10.44*
**Q1.** Under Maryland Health Occupations Article §4-301.1, a dental assistant
who is **NOT** certified as an Expanded Function Dental Assistant (EFDA) may
perform which of the following intraoral procedures under **DIRECT**
supervision? (Select all that apply)
A) Rinsing and aspiration of the oral cavity
B) Placing dental sealants
C) Retraction of the lips, cheeks, tongue, and flaps
D) Applying topical anesthesia
E) Coronal polishing
**Answer: A, C, D**
**Rationale:** Under §4-301.1(a)(1), non-certified dental assistants may perform
rinsing/aspiration, retraction of soft tissues, and apply topical anesthesia without
EFDA certification. Placing sealants and coronal polishing require EFDA
certification under §4-301.1(b)(1)(ii) and (iii) .
**Q2.** According to COMAR 10.44, who must **directly supervise** an
Expanded Function Dental Assistant (EFDA) when performing board-approved
procedures?
A) A registered dental hygienist
,3|Page
B) Any healthcare provider
C) A licensed dentist
D) The office manager
**Answer: C**
**Rationale:** The Maryland State Board of Dental Examiners regulations require
that a **licensed dentist** directly supervises the EFDA when performing
expanded functions .
**Q3.** In Maryland, "**direct supervision**" of a dental assistant means:
A) The dentist must be physically present in the treatment room during the
procedure
B) The dentist must be in the building and available if needed
C) The dentist must have examined the patient within the past year
D) The dentist must give standing orders at the beginning of each week
**Answer: A**
**Rationale:** Direct supervision requires the dentist to be **physically present in
the facility** and available to provide immediate assistance and direction during
the procedure .
**Q4.** What is the minimum education requirement to become a Maryland
General Dental Assistant with expanded functions?
, 4|Page
A) High school diploma only
B) Completion of a CODA-accredited dental assisting program
C) Associate degree in dental assisting
D) No formal education requirement
**Answer: B**
**Rationale:** Maryland requires completion of a **Commission on Dental
Accreditation (CODA)-accredited dental assisting program** for expanded
functions certification .
**Q5.** Which certification examination is required for Maryland expanded
functions dental assistants?
A) DANB exams only
B) State-specific Maryland examination only
C) Both DANB and state examination
D) No examination required
**Answer: C**
**Rationale:** Maryland requires both successful completion of **DANB
exams** (specifically RHS and ICE) **AND** a state practical examination for
expanded functions certification .
