EFDA entrance exam questions and answers
with solutions
______ caries from on the interproximal surface of a posterior tooth, while ____ form on the
interproximal surface of anterior teeth and include the incisal edge. - ANSWER Class II, Class IV
"An oblique ridge separates the central and distal occlusal fossae. Mandibular molars have an
oblique ride."
State whether these statements are true or false. If they are false, make them true: - ANSWER
*Diagonal ridge*
The first is true the seconded part is false... Maxillary molars have an oblique ridge (starts at the
cusp of Carabelli)
a cingulum is found on which teeth? - ANSWER Anteriors
A continuous elevation of ridge that extends transversely across the occlusal surface of a
posterior tooth is ? - ANSWER Transverse ridge
A ridge extending from the mesiolingual cusp to the distobuccal cusp of a maxillary molar is : -
ANSWER Oblique ridge.
An elevation or mound on the biting surface of the crown of a tooth is called the: - ANSWER
Cusp
An oblique ridge os found on which teeth? - ANSWER all maxillary molars
Areas on the proximal surfaces that touch each other are called: - ANSWER Interproximal
contacts
, Describe the usal groove pattern on the occlusal table of permanent mandibular secondmolar: -
ANSWER the groove will be in the shape of a Plus (+)
Describe the usual groove pattern on the occlusal surface of a mandibular three cusp type
permanent second premolar. - ANSWER The groove will be the shape of a "Y"
How is the mandibular second molar diffrent from the mandibular first molar - ANSWER One
has 4 cusps. one has 5 cusps
In normal occlusion, the buccal cusps of maxillary teeth occlude in what way with the
mandibular teeth? - ANSWER It occludes w/ the buccal surface of the mandibular
labial surfaces and buccal surfaces collectively refer to: - ANSWER facial
Marginal ridges are found on the borders of________________ surface of anterior teeth, while
the posterior marginal ridges are found on the borders of the __________ surface. - ANSWER
Lingual, Occlusal.
Normally, a child has a mixed dentition between the ages of _____ to _____. - ANSWER 6-13
Of all premolars, which cusp is least developed? - ANSWER Lingual cusp of mandibular first
premolars
Premolars are sometimes called: - ANSWER Bicuspids
Prominent ridges or elevations found on the maxillary first premolar which descend from the tip
of the cusps and widen toward the central area of the occlusal surface are: - ANSWER a
Triangular ridge.
with solutions
______ caries from on the interproximal surface of a posterior tooth, while ____ form on the
interproximal surface of anterior teeth and include the incisal edge. - ANSWER Class II, Class IV
"An oblique ridge separates the central and distal occlusal fossae. Mandibular molars have an
oblique ride."
State whether these statements are true or false. If they are false, make them true: - ANSWER
*Diagonal ridge*
The first is true the seconded part is false... Maxillary molars have an oblique ridge (starts at the
cusp of Carabelli)
a cingulum is found on which teeth? - ANSWER Anteriors
A continuous elevation of ridge that extends transversely across the occlusal surface of a
posterior tooth is ? - ANSWER Transverse ridge
A ridge extending from the mesiolingual cusp to the distobuccal cusp of a maxillary molar is : -
ANSWER Oblique ridge.
An elevation or mound on the biting surface of the crown of a tooth is called the: - ANSWER
Cusp
An oblique ridge os found on which teeth? - ANSWER all maxillary molars
Areas on the proximal surfaces that touch each other are called: - ANSWER Interproximal
contacts
, Describe the usal groove pattern on the occlusal table of permanent mandibular secondmolar: -
ANSWER the groove will be in the shape of a Plus (+)
Describe the usual groove pattern on the occlusal surface of a mandibular three cusp type
permanent second premolar. - ANSWER The groove will be the shape of a "Y"
How is the mandibular second molar diffrent from the mandibular first molar - ANSWER One
has 4 cusps. one has 5 cusps
In normal occlusion, the buccal cusps of maxillary teeth occlude in what way with the
mandibular teeth? - ANSWER It occludes w/ the buccal surface of the mandibular
labial surfaces and buccal surfaces collectively refer to: - ANSWER facial
Marginal ridges are found on the borders of________________ surface of anterior teeth, while
the posterior marginal ridges are found on the borders of the __________ surface. - ANSWER
Lingual, Occlusal.
Normally, a child has a mixed dentition between the ages of _____ to _____. - ANSWER 6-13
Of all premolars, which cusp is least developed? - ANSWER Lingual cusp of mandibular first
premolars
Premolars are sometimes called: - ANSWER Bicuspids
Prominent ridges or elevations found on the maxillary first premolar which descend from the tip
of the cusps and widen toward the central area of the occlusal surface are: - ANSWER a
Triangular ridge.
