EFDA BOARD EXAM 2024/2025 NEWEST!! 360 COMPLETE ACTUALEXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS )
ALREADY GRADED A+
C. Enamel - ANSWER-Which of the following is the hardest tissue in
the body?
A. Bone
B. Cementum
C. Enamel
D. Dentin
B. Inorganic - ANSWER-Enamel is 95-96%
A. Organic
B. Inorganic
C. Perform a therapeutic intraoral adjustment of a fixed bridge -
ANSWER-Which of the following is not a legal duty for an EFDA in
Ohio?
A. Place medication in pulp chambers of a tooth with a devital pulp.
B. Place and remove surgical dressings.
C. Perform a therapeutic intraoral adjustment of a fixed bridge
D. Elect the shade for the fabrication of a porcelain veneer crown.
B. MN second premolar - ANSWER-Nam ether premolar most likely to
have there cusps: A. MN first premolar
B. MN second premolar
C. MX first premolar
,D. MX second premolar
B. Within dentin for improved retention - ANSWER-Pins can be used
during the placement of a large restoration. Where and why are pins
placed?
A. within enamel for improved retention
B. Within dentin for improved retention
C. Within enamel for increased esthetics
D. Within dentin and enamel, for improved retention
B. Decreased creep - ANSWER-Some amalgam brands are considered
to have high copper content. What would be the benefit of this type of
amalgam?
A. Increase in gamma II phase
B. Decreased creep
C. Increased corrosion
D. Decreased delayed expansion
F. All of the above - ANSWER-High copper amalgam content results
in:
A. Increased strength
B. Decreased corrosion
C. Decreased creep
D. Decreased gamma II
E. Only A and D
F. All of the above
,A. Large filler particles for increased strength
Conventional=Macrofilled - ANSWER-Composites that are considered
to be conventional have what types of qualities? A. Large filler
particles for increased strength
B. Small filler particles for increased polishability
C. Best type of composite for anterior restorations
D. Include nano fill and micro filled particles
C. In the middle to occlusal third - ANSWER-Where is the contact of
posterior teeth located when viewing from the buccal?
A. Just buccal to the midline
B. Just lingual to the midline
C. In the middle to occlusal third
D. In the middle to gingival third
C. Choose the composite shade, place the rubber dam, place the
mylar strip - ANSWER-Choose the correct order of steps when
placing a class III composite with a rubber dam:
A. Place the rubber dam, choose the composite shade, place a
mylar strip
B. Choose the composite shade, place the mylar strip, place the
rubber dam
C. Choose the composite shade, place the rubber dam, place the
mylar strip
D. Place the rubber dam, place a mylar strip, choose the composite
shade.
, A. Before - ANSWER-Mylar strips are placed __________ acid etch.
A. Before
B. After
A. The plural floor is prepared at ideal depth - ANSWER-Which of the
following is a situation where a liner and/or base would not be
indicated for a class II restoration?
A. The plural floor is prepared at ideal depth
B. The axial wall is concave due to the removal of extensive decay
C. There is a near pulp exposure
D. The gingival floor is subgingival
B. Unaffected by moisture when placing - ANSWER-All of the
following are characteristics of glass ionomers except:
A. Chemically bonds to dentin
B. Unaffected by moisture when placing
C. Releases fluoride
D. Used as a cement, base, liner or permanent restoration
D. To prevent swallowing or aspiration of the clamp - ANSWER-When
using a clamp for retraction, why should a floss ligature be tied to it?
A. To use to check the contact of the restoration you are placing
B. To add in the placement and removal of the clamp
C. To prevent breakage of the clamp
D. To prevent swallowing or aspiration of the clamp
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS )
ALREADY GRADED A+
C. Enamel - ANSWER-Which of the following is the hardest tissue in
the body?
A. Bone
B. Cementum
C. Enamel
D. Dentin
B. Inorganic - ANSWER-Enamel is 95-96%
A. Organic
B. Inorganic
C. Perform a therapeutic intraoral adjustment of a fixed bridge -
ANSWER-Which of the following is not a legal duty for an EFDA in
Ohio?
A. Place medication in pulp chambers of a tooth with a devital pulp.
B. Place and remove surgical dressings.
C. Perform a therapeutic intraoral adjustment of a fixed bridge
D. Elect the shade for the fabrication of a porcelain veneer crown.
B. MN second premolar - ANSWER-Nam ether premolar most likely to
have there cusps: A. MN first premolar
B. MN second premolar
C. MX first premolar
,D. MX second premolar
B. Within dentin for improved retention - ANSWER-Pins can be used
during the placement of a large restoration. Where and why are pins
placed?
A. within enamel for improved retention
B. Within dentin for improved retention
C. Within enamel for increased esthetics
D. Within dentin and enamel, for improved retention
B. Decreased creep - ANSWER-Some amalgam brands are considered
to have high copper content. What would be the benefit of this type of
amalgam?
A. Increase in gamma II phase
B. Decreased creep
C. Increased corrosion
D. Decreased delayed expansion
F. All of the above - ANSWER-High copper amalgam content results
in:
A. Increased strength
B. Decreased corrosion
C. Decreased creep
D. Decreased gamma II
E. Only A and D
F. All of the above
,A. Large filler particles for increased strength
Conventional=Macrofilled - ANSWER-Composites that are considered
to be conventional have what types of qualities? A. Large filler
particles for increased strength
B. Small filler particles for increased polishability
C. Best type of composite for anterior restorations
D. Include nano fill and micro filled particles
C. In the middle to occlusal third - ANSWER-Where is the contact of
posterior teeth located when viewing from the buccal?
A. Just buccal to the midline
B. Just lingual to the midline
C. In the middle to occlusal third
D. In the middle to gingival third
C. Choose the composite shade, place the rubber dam, place the
mylar strip - ANSWER-Choose the correct order of steps when
placing a class III composite with a rubber dam:
A. Place the rubber dam, choose the composite shade, place a
mylar strip
B. Choose the composite shade, place the mylar strip, place the
rubber dam
C. Choose the composite shade, place the rubber dam, place the
mylar strip
D. Place the rubber dam, place a mylar strip, choose the composite
shade.
, A. Before - ANSWER-Mylar strips are placed __________ acid etch.
A. Before
B. After
A. The plural floor is prepared at ideal depth - ANSWER-Which of the
following is a situation where a liner and/or base would not be
indicated for a class II restoration?
A. The plural floor is prepared at ideal depth
B. The axial wall is concave due to the removal of extensive decay
C. There is a near pulp exposure
D. The gingival floor is subgingival
B. Unaffected by moisture when placing - ANSWER-All of the
following are characteristics of glass ionomers except:
A. Chemically bonds to dentin
B. Unaffected by moisture when placing
C. Releases fluoride
D. Used as a cement, base, liner or permanent restoration
D. To prevent swallowing or aspiration of the clamp - ANSWER-When
using a clamp for retraction, why should a floss ligature be tied to it?
A. To use to check the contact of the restoration you are placing
B. To add in the placement and removal of the clamp
C. To prevent breakage of the clamp
D. To prevent swallowing or aspiration of the clamp
