Dental Anatomy Questions and Answers 2025
Premolars are what number from the Midline in each dental arch? - answer4th and
5th tooth
Which teeth are not present in The Primary Dentition that are in the Permanent
Dentition? - answer1st and 2nd Premolars (Premolars replace the 1st and 2nd
Primary Molars).
When do Primary teeth Erupt? - answerFrom: 6 months to 26 months
Which of the following anomalies of the anterior teeth is mostly associated with
maxillary Lateral Incisors?
a) Peg Laterals
b) Hutchinison's Incisors
c) Attrition - answera) Peg Lateral
What is Anterior Over Jet? - answerWhen Maxillary Incisors, protrude facial and
Over Paste the Mandibular Incisor edge.
What is Anterior Open Bite? - answerWhen the Posterior Teeth Occlude but
anterior Maxillary and Mandibular Incisors Cant Occlude or Come together.
What is Anterior Edge to Edge Bite? - answerWhen all teeth are at MIP and Anterior
Incisors Close Incisor edge to Incisor edge
What is Anterior Over Bite? - answerWhen Maxillary incisors Occlude over and
cover Mandibular Incisors. (Mandibular Incisors May touch the Maxillary palate).
,What is Posterior Cross bite? - answerDistal Maxillary Posterior teeth Cusps don't
MIP Over Buccal of mandibular Posterior teeth.
When A tooth Is positioned toward the Buccal or facial of its normal line of
occlusion, is called? - answerLabioversion
When a tooth is positioned Distal its Normal line of occlusion, is called? -
answerDistoversion
When a tooth is positioned toward the Lingual or tongue of its normal line of
occlusion, is called? - answerLingoversion
When a tooth is positioned Above the Normal line of Occlusion, is called? -
answerSupraverion
Who Came up with the Classification the classes of Occlusion? - answerEdward
Angle
What Classifies a Class I Occlusion? - answerThe Maxillary First Molar, Mesial
Buccal Cusp is Occluding at the Buccal Groove Mandibular First Molar.
What Classifies a Class II Occlusion? - answerThe Maxillary First Molar, Distal
Buccal Cusp is Occluding at the Mandibular First Molar Buccal Groove.
What Classifies a Class III Occlusion? - answerThe Maxillary 2nd Premolar Buccal
cusp is occluding with the Mandibular First Molar Buccal Groove.
Which Of the following muscles of mastication help with lateral Movements of the
mandible?
a) Masseter Muscle
, b) Temporalies Muscle
c) Lateral Pterygoid Muscle - answerc) Lateral Pterygoid Muscle
What direction are Lateral Movements? - answerSide to side movement
Portion of the pulp in the Crown the tooth is called? - answerThe Pulp Chamber
The portion of the Pulp in the Root Space of the tooth is called? - answerThe root
Canal
How Many roots may a maxillary central Incisor have? - answerOne root,
One Canal.
What is the space where the roots divide on a multi rooted tooth called? -
answerFurcation
Ideally How Many roots and canals will a Maxillary First Premolar Have? -
answerTwo Roots, Two Canals
What is a characteristic of Premolars?
a) Trifurcation
b) Bifurcation - answerb) Bifurcation
Ideally you expect to find Mandibular first and second molars with?
a) Two roots three canals
b) Six roots three canals
c) no roots one canal - answerTwo Roots
Premolars are what number from the Midline in each dental arch? - answer4th and
5th tooth
Which teeth are not present in The Primary Dentition that are in the Permanent
Dentition? - answer1st and 2nd Premolars (Premolars replace the 1st and 2nd
Primary Molars).
When do Primary teeth Erupt? - answerFrom: 6 months to 26 months
Which of the following anomalies of the anterior teeth is mostly associated with
maxillary Lateral Incisors?
a) Peg Laterals
b) Hutchinison's Incisors
c) Attrition - answera) Peg Lateral
What is Anterior Over Jet? - answerWhen Maxillary Incisors, protrude facial and
Over Paste the Mandibular Incisor edge.
What is Anterior Open Bite? - answerWhen the Posterior Teeth Occlude but
anterior Maxillary and Mandibular Incisors Cant Occlude or Come together.
What is Anterior Edge to Edge Bite? - answerWhen all teeth are at MIP and Anterior
Incisors Close Incisor edge to Incisor edge
What is Anterior Over Bite? - answerWhen Maxillary incisors Occlude over and
cover Mandibular Incisors. (Mandibular Incisors May touch the Maxillary palate).
,What is Posterior Cross bite? - answerDistal Maxillary Posterior teeth Cusps don't
MIP Over Buccal of mandibular Posterior teeth.
When A tooth Is positioned toward the Buccal or facial of its normal line of
occlusion, is called? - answerLabioversion
When a tooth is positioned Distal its Normal line of occlusion, is called? -
answerDistoversion
When a tooth is positioned toward the Lingual or tongue of its normal line of
occlusion, is called? - answerLingoversion
When a tooth is positioned Above the Normal line of Occlusion, is called? -
answerSupraverion
Who Came up with the Classification the classes of Occlusion? - answerEdward
Angle
What Classifies a Class I Occlusion? - answerThe Maxillary First Molar, Mesial
Buccal Cusp is Occluding at the Buccal Groove Mandibular First Molar.
What Classifies a Class II Occlusion? - answerThe Maxillary First Molar, Distal
Buccal Cusp is Occluding at the Mandibular First Molar Buccal Groove.
What Classifies a Class III Occlusion? - answerThe Maxillary 2nd Premolar Buccal
cusp is occluding with the Mandibular First Molar Buccal Groove.
Which Of the following muscles of mastication help with lateral Movements of the
mandible?
a) Masseter Muscle
, b) Temporalies Muscle
c) Lateral Pterygoid Muscle - answerc) Lateral Pterygoid Muscle
What direction are Lateral Movements? - answerSide to side movement
Portion of the pulp in the Crown the tooth is called? - answerThe Pulp Chamber
The portion of the Pulp in the Root Space of the tooth is called? - answerThe root
Canal
How Many roots may a maxillary central Incisor have? - answerOne root,
One Canal.
What is the space where the roots divide on a multi rooted tooth called? -
answerFurcation
Ideally How Many roots and canals will a Maxillary First Premolar Have? -
answerTwo Roots, Two Canals
What is a characteristic of Premolars?
a) Trifurcation
b) Bifurcation - answerb) Bifurcation
Ideally you expect to find Mandibular first and second molars with?
a) Two roots three canals
b) Six roots three canals
c) no roots one canal - answerTwo Roots
