PA Expanded Function Dental Assistant (EFDA)
Certification – Board Exam Review & Verified
Q&A | Updated 2025
What is found on both posterior and anterior teeth?
Marginal ridges
A ligual pit is most commonly found on what teeth #'s?
7 and 10
What molar is likely to have 3 buccal cusps?
Mandibular first
The label Mesiobucco-occlusal is appropriate for?
Point Angle of a posterior tooth
,On a maxillary first premolar what is the groove that sperates the buccal and
lingual cusps?
Central groove
The molar with a Y,H, or U pattern
Mandibular second premolar
A facial and lingual triangular ridge join to form?
Transverse ridge
Cusps for a mandibular first molar
mesiolingual, mesiofacial, distolingual, distofacial, distal
Major difference between first and second molars?
1st molars has 5 cusps, 2nd molars have 4 cusps
Which is true of oblique ridges?
Only Maxillary molars have Oblique ridges
,Facial surfaces of teeth include what?
Labial and Buccal surfaces
How many molars are present in the mandibular arch?
6
The permanent mandibular second molar differs from the permanent mandibular
first molar by number of?
Cusps
Which is not found on the occlusal surface of a mandibular molar?
Cingulum
A cusp of carabelli is located on a maxillary first molar of the?
Mesiolingual cusp
, 3 round protuberances
Mamelons
Elevated crests of enamel that form mesial and distal margins of the occlusal
surface
Marginal ridges
The bulk of a tooth is made up of
Dentin
Interproximal spaces between teeth
Gingival papillae
Mesial and distal marginal ridges are found on
Both Posterior and Anterior teeth
The distal triangular fossa of the maxillary first molar is separated from the central
fossa by the?
Certification – Board Exam Review & Verified
Q&A | Updated 2025
What is found on both posterior and anterior teeth?
Marginal ridges
A ligual pit is most commonly found on what teeth #'s?
7 and 10
What molar is likely to have 3 buccal cusps?
Mandibular first
The label Mesiobucco-occlusal is appropriate for?
Point Angle of a posterior tooth
,On a maxillary first premolar what is the groove that sperates the buccal and
lingual cusps?
Central groove
The molar with a Y,H, or U pattern
Mandibular second premolar
A facial and lingual triangular ridge join to form?
Transverse ridge
Cusps for a mandibular first molar
mesiolingual, mesiofacial, distolingual, distofacial, distal
Major difference between first and second molars?
1st molars has 5 cusps, 2nd molars have 4 cusps
Which is true of oblique ridges?
Only Maxillary molars have Oblique ridges
,Facial surfaces of teeth include what?
Labial and Buccal surfaces
How many molars are present in the mandibular arch?
6
The permanent mandibular second molar differs from the permanent mandibular
first molar by number of?
Cusps
Which is not found on the occlusal surface of a mandibular molar?
Cingulum
A cusp of carabelli is located on a maxillary first molar of the?
Mesiolingual cusp
, 3 round protuberances
Mamelons
Elevated crests of enamel that form mesial and distal margins of the occlusal
surface
Marginal ridges
The bulk of a tooth is made up of
Dentin
Interproximal spaces between teeth
Gingival papillae
Mesial and distal marginal ridges are found on
Both Posterior and Anterior teeth
The distal triangular fossa of the maxillary first molar is separated from the central
fossa by the?
