OHIO EFDA BOARD EXAM|BRAND
NEW EXPERT EXAM QUESTIONS
WITH CLEAR CORRECT
ANSWERS|ALL GRADED A+|LATEST
PREMIUM UPDATE(2025-
2026)100% GUARANTEED SUCCESS.
In which area on the tooth is the enamel thickest- Answer✅✅ At the occlusal and
incisal surface.
Which tissue provides the defense and developmental functions of a tooth -
Answer✅✅Pulp
Rounded borders of enamel which form the mesial and distal of the occlusal surface
on posterior teeth, or mesial and distal of the lingual surface on interior teeth are
named........ - Answer✅✅Marginal ridges
Name the surface at the base of a classI cavity preparation - Answer✅✅Pulpal floor
, Which tooth has the longest root in the mouth? - Answer✅✅Maxillary
cuspid/canine
If present, the cusp of Carabelli is located on, which molar - Answer✅✅ML cusp
area of the maxillary, first molar
The fossa found in the central portion of a molar is named the ____________ fossa?
- Answer✅✅Central
Where is the cavosurface margin located? - Answer✅✅At the junction of the cavity
wall and the unprepared tooth structure
If the pulp receives an excessive stimulus, which type of dentin is formed in
response - Answer✅✅Reparative dentin
What is the correct classification of caries for a carious lesion that is located on the
proximal surface of tooth #8 - Answer✅✅Class III
In which direction does the oblique bridge travel across the occlusal surface of a
maxillary molar? - Answer✅✅Distobuccal to Mesiolingual DB/ML
What can cause pulpitis? - Answer✅✅Deep cavities into the dentin
High occlusion
Effects of cutting burs
Desiccation
Condensation pressure
Chemical irritation from restorative materials
Temperature changes
Dimensional changes
Lack of marginal seal
What is the junction of three walls inside a cavity preparation identified as? -
Answer✅✅Point angle
The anatomical crown of a tooth is described as extending from__________ -
Answer✅✅The CEJ to the occlusal surface or incisal edge
The majority of a tooth is compromised of what tissue? - Answer✅✅Dentin
What cell is responsible for the formation of enamel? - Answer✅✅Ameloblast
_____________ is the fourth hardest tissue in the body that covers the anatomical
roots of teeth - Answer✅✅Cementum
What attaches to the bone on one end and two cementum on the other end and
allows for slight movement of a tooth? - Answer✅✅Periodontal ligament
NEW EXPERT EXAM QUESTIONS
WITH CLEAR CORRECT
ANSWERS|ALL GRADED A+|LATEST
PREMIUM UPDATE(2025-
2026)100% GUARANTEED SUCCESS.
In which area on the tooth is the enamel thickest- Answer✅✅ At the occlusal and
incisal surface.
Which tissue provides the defense and developmental functions of a tooth -
Answer✅✅Pulp
Rounded borders of enamel which form the mesial and distal of the occlusal surface
on posterior teeth, or mesial and distal of the lingual surface on interior teeth are
named........ - Answer✅✅Marginal ridges
Name the surface at the base of a classI cavity preparation - Answer✅✅Pulpal floor
, Which tooth has the longest root in the mouth? - Answer✅✅Maxillary
cuspid/canine
If present, the cusp of Carabelli is located on, which molar - Answer✅✅ML cusp
area of the maxillary, first molar
The fossa found in the central portion of a molar is named the ____________ fossa?
- Answer✅✅Central
Where is the cavosurface margin located? - Answer✅✅At the junction of the cavity
wall and the unprepared tooth structure
If the pulp receives an excessive stimulus, which type of dentin is formed in
response - Answer✅✅Reparative dentin
What is the correct classification of caries for a carious lesion that is located on the
proximal surface of tooth #8 - Answer✅✅Class III
In which direction does the oblique bridge travel across the occlusal surface of a
maxillary molar? - Answer✅✅Distobuccal to Mesiolingual DB/ML
What can cause pulpitis? - Answer✅✅Deep cavities into the dentin
High occlusion
Effects of cutting burs
Desiccation
Condensation pressure
Chemical irritation from restorative materials
Temperature changes
Dimensional changes
Lack of marginal seal
What is the junction of three walls inside a cavity preparation identified as? -
Answer✅✅Point angle
The anatomical crown of a tooth is described as extending from__________ -
Answer✅✅The CEJ to the occlusal surface or incisal edge
The majority of a tooth is compromised of what tissue? - Answer✅✅Dentin
What cell is responsible for the formation of enamel? - Answer✅✅Ameloblast
_____________ is the fourth hardest tissue in the body that covers the anatomical
roots of teeth - Answer✅✅Cementum
What attaches to the bone on one end and two cementum on the other end and
allows for slight movement of a tooth? - Answer✅✅Periodontal ligament
