OHIO EFDA BOARD EXAM QUESTIONS
WITH CORRECT SOLUTIONS GRADED A+
Which tissue provides the defense and developmental functions of a tooth
Answer -Pulp
In which area on the tooth is the enamel thickest Answer -At the occlusal
and incisal surface
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
WITH CORRECT SOLUTIONS GRADED A+
Which tissue provides the defense and developmental functions of a tooth
Answer -Pulp
In which area on the tooth is the enamel thickest Answer -At the occlusal
and incisal surface
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
