1|Page
PA EFDA BOARD PREP EXAM 2026
|QUESTIONS AND VERIFIED
ANSWERS |ALREADY A GRADED |
NEW AND REVISED
How many molars are present in the mandibular arch? - ANSWER- 6
The permanent mandibular second molar differs from the permanent
mandibular first molar by number of? - ANSWER- Cusps
Which is not found on the occlusal surface of a mandibular molar? -
ANSWER- Cingulum
A cusp of carabelli is located on a maxillary first molar of the? -
ANSWER- Mesiolingual cusp
3 round protuberances - ANSWER- Mamelons
What is found on both posterior and anterior teeth? - ANSWER-
Marginal ridges
A ligual pit is most commonly found on what teeth #'s? - ANSWER- 7
and 10
,2|Page
What molar is likely to have 3 buccal cusps? - ANSWER- Mandibular
first
The label Mesiobucco-occlusal is appropriate for? - ANSWER- Point
Angle of a posterior tooth
On a maxillary first premolar what is the groove that sperates the buccal
and lingual cusps? - ANSWER- Central groove
The molar with a Y,H, or U pattern - ANSWER- Mandibular second
premolar
A facial and lingual triangular ridge join to form? - ANSWER-
Transverse ridge
Cusps for a mandibular first molar - ANSWER- mesiolingual,
mesiofacial, distolingual, distofacial, distal
Major difference between first and second molars? - ANSWER- 1st
molars has 5 cusps, 2nd molars have 4 cusps
Which is true of oblique ridges? - ANSWER- Only Maxillary molars
have Oblique ridges
Facial surfaces of teeth include what? - ANSWER- Labial and Buccal
surfaces
, 3|Page
Elevated crests of enamel that form mesial and distal margins of the
occlusal surface - ANSWER- Marginal ridges
The bulk of a tooth is made up of - ANSWER- Dentin
Interproximal spaces between teeth - ANSWER- Gingival papillae
Mesial and distal marginal ridges are found on - ANSWER- Both
Posterior and Anterior teeth
The distal triangular fossa of the maxillary first molar is separated from
the central fossa by the? - ANSWER- Oblique ridge
A pinpoint depression where two or more grooves meet? - ANSWER-
Pit
V-shaped spaces between proximal surfaces of two adjoining teeth -
ANSWER- Embrasure
A cavity prep the includes the mesial incisal angle of a maxillary central
incisor is a? - ANSWER- Class IV
Overbite - ANSWER- Vertical overlap of maxillary incisors
PA EFDA BOARD PREP EXAM 2026
|QUESTIONS AND VERIFIED
ANSWERS |ALREADY A GRADED |
NEW AND REVISED
How many molars are present in the mandibular arch? - ANSWER- 6
The permanent mandibular second molar differs from the permanent
mandibular first molar by number of? - ANSWER- Cusps
Which is not found on the occlusal surface of a mandibular molar? -
ANSWER- Cingulum
A cusp of carabelli is located on a maxillary first molar of the? -
ANSWER- Mesiolingual cusp
3 round protuberances - ANSWER- Mamelons
What is found on both posterior and anterior teeth? - ANSWER-
Marginal ridges
A ligual pit is most commonly found on what teeth #'s? - ANSWER- 7
and 10
,2|Page
What molar is likely to have 3 buccal cusps? - ANSWER- Mandibular
first
The label Mesiobucco-occlusal is appropriate for? - ANSWER- Point
Angle of a posterior tooth
On a maxillary first premolar what is the groove that sperates the buccal
and lingual cusps? - ANSWER- Central groove
The molar with a Y,H, or U pattern - ANSWER- Mandibular second
premolar
A facial and lingual triangular ridge join to form? - ANSWER-
Transverse ridge
Cusps for a mandibular first molar - ANSWER- mesiolingual,
mesiofacial, distolingual, distofacial, distal
Major difference between first and second molars? - ANSWER- 1st
molars has 5 cusps, 2nd molars have 4 cusps
Which is true of oblique ridges? - ANSWER- Only Maxillary molars
have Oblique ridges
Facial surfaces of teeth include what? - ANSWER- Labial and Buccal
surfaces
, 3|Page
Elevated crests of enamel that form mesial and distal margins of the
occlusal surface - ANSWER- Marginal ridges
The bulk of a tooth is made up of - ANSWER- Dentin
Interproximal spaces between teeth - ANSWER- Gingival papillae
Mesial and distal marginal ridges are found on - ANSWER- Both
Posterior and Anterior teeth
The distal triangular fossa of the maxillary first molar is separated from
the central fossa by the? - ANSWER- Oblique ridge
A pinpoint depression where two or more grooves meet? - ANSWER-
Pit
V-shaped spaces between proximal surfaces of two adjoining teeth -
ANSWER- Embrasure
A cavity prep the includes the mesial incisal angle of a maxillary central
incisor is a? - ANSWER- Class IV
Overbite - ANSWER- Vertical overlap of maxillary incisors
