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110 Cards in this Set
- Front
- Back
Major anatomic landmarks of Maxillary central incisor |
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Labial aspect of Maxillary central incisor |
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Maxillary central incisor—lingual aspect
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Maxillary central incisor—mesial aspect |
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Maxillary central incisor—distal aspect |
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Maxillary central incisor—incisal aspect |
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Root of Maxillary central incisor |
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Side identification of Maxillary central incisor |
Sharp mesioincisal angle and rounded distoincisal angle |
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________ is the most prominent tooth. |
Maxillary central incisor is the most prominent tooth. |
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_________ has the greatest mesial CEJ contour of all teeth. |
Maxillary central incisor has the greatest mesial CEJ contour of all teeth. |
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_____ has the second longest crown (next to mandibular canine). |
Maxillary central incisor has the second longest crown (next to mandibular canine). |
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________ is the widest anterior tooth. |
Maxillary central incisor is the widest anterior tooth. |
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Major anatomic landmarks of Maxillary lateral incisor |
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Maxillary lateral incisor—labial aspect |
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Maxillary lateral incisor—lingual aspect |
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Maxillary lateral incisor—mesial aspect |
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Maxillary lateral incisor—distal aspect |
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Maxillary lateral incisor—incisal aspect |
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Root of Maxillary lateral incisor |
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Side identification of Maxillary lateral incisor |
Side identification of Maxillary lateral incisor
• More rounded distoincisal angle • Incisal ridge starts distally • Root shows distal curvature at apical 3rd |
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_____ is the 2nd most common congenitally missing tooth (next to third molars). |
Maxillary lateral incisor is the 2nd most common congenitally missing tooth (next to third molars). |
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_____ is the most common tooth to have a palato-radicular groove. |
Maxillary lateral incisor is the most common tooth to have a palato-radicular groove (2–5% prevalence), which can make scaling difficult. |
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____ is the 2nd most common variable tooth form (next to third molars). |
Maxillary lateral incisor is the 2nd most common variable tooth form (next to third molars).
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The permanent maxillary lateral incisor is smaller than the maxillary permanent central incisor in all dimensions except: a. Crown length b. Root length c. Both a and b d. None of the above |
b. Root length |
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Distal outline of maxillary permanent lateral incisor is: a. Shorter than mesial outline b. Larger than mesial outline c. Similar to that of mesial d. None of the above |
a. Shorter than mesial outline
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In comparison to maxillary permanent central incisor, the labial surface of maxillary permanent lateral incisor is:
a. More convex b. Less convex c. More concave d. Less concave |
a. More convex |
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When present, the developmental groove crossing the distal side of the cingulum extending on the root of maxillary permanent lateral incisor is called as:
a. Palatogingival groove b. Palatoradicular groove c. Palatocervical groove d. Both a and b |
d. Both a and b
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The geometric shape of maxillary permanent lateral incisor from the mesial aspect is:
a. Triangular b. Trapezoidal c. Cuboidal d. Rectangular |
a. Triangular
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Mesial contact area of permanent maxillary lateral incisor is located at:
a. Junction of middle and cervical third b. Center of middle third c. Junction of incisal and middle third d. Center of incisal third |
c. Junction of incisal and middle third |
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Distal contact area of permanent maxillary lateral incisor is located at: a. At the middle third b. At the cervical third c. At the incisal third d. None of the above |
a. At the middle third |
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Which of the following statements is false regarding the root of the permanent maxillary lateral incisor?
a. Has single root b. Root is about one and a half times the length of the crown c. Root length is greater in proportion to the crown length when compared to central incisor d. Apical third of root usually shows no curvature |
d. Apical third of root usually shows no curvature
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Cross-section of the maxillary permanent lateral incisor root at cervix is: a. Triangular b. Oval c. Circular d. Diamond shaped |
b. Oval |
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Mandibular central incisor—major anatomic landmarks |
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Mandibular central incisor—labial aspect |
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Mandibular central incisor—lingual aspect |
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Mandibular central incisor—mesial aspect |
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Mandibular central incisor—distal aspect |
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Mandibular central incisor—incisal aspect |
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Root of Mandibular central incisor |
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Side identification of Mandibular central incisor |
Side identification of Mandibular central incisor:
• diffeDifficult to rentiate left and right mandibular central incisors since the tooth is bilaterally symmetrical • Developmental depression on root is deeper on distal surface • The root may show a distal curvature at the apex. |
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_______________is the smallest tooth in permanent dentition |
Mandibular central incisor is the smallest tooth in permanent dentition |
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_________ is the_narrowest (M-D) tooth |
Mandibular central incisor narrowest (M-D) tooth
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_________ is the most symmetrical tooth.
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Mandibular central incisor is the most symmetrical tooth.
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_________ has the greatest mesial CEJ contour of mandibular teeth
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Mandibular central incisor has the greatest mesial CEJ contour of mandibular teeth.
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________is the first succedaneous tooth to erupt
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Mandibular central incisor is the first succedaneous tooth to erupt.
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Mandibular lateral incisor-----major anatomic landmarks
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Mandibular lateral incisor—labial aspect |
Mandibular lateral incisor—labial aspect |
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Mandibular lateral incisor—lingual aspect |
Mandibular lateral incisor—lingual aspect |
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Mandibular lateral incisor—mesial aspect
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Mandibular lateral incisor—mesial aspect
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Mandibular lateral incisor—distal aspect |
Mandibular lateral incisor—distal aspect |
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Maxillary canine—major anatomic landmarks
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Maxillary canine—major anatomic landmarks
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Maxillary canine—labial aspect
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Maxillary canine—labial aspect
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Maxillary canine—lingual aspect
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Maxillary canine—lingual aspect
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Maxillary canine—mesial aspect
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Maxillary canine—mesial aspect
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Maxillary canine–distal aspect |
Maxillary canine–distal aspect |
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Maxillary canine—incisal aspect |
Maxillary canine—incisal aspect |
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Common developmental anomalies of maxillary canines |
Common developmental anomalies of maxillary canines:
• Ectopic eruption • Transposition |
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_______are the most commonly impacted teeth after the 3rd molars |
Maxillary canines are the most commonly impacted teeth after the 3rd molars.
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In the ________arch, the permanent canines erupt after the eruption of one or both the premolars. What is the clinical significance? |
In the maxillary arch, the permanent canines erupt afterthe eruption of one or both the premolars. ClINICal CONSIDeraTIONS: Ifspace is not maintained until the eruption the maxillarypermanent canines often erupt labially out of the archcausing malocclusion |
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__________ is observed for classifying malocclusions when the 1st molars are missing
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Maxillary permanent canine to mandibular canine relationship is observed for classifying malocclusions especially when the 1st molars are missing.
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Inter-canine distance is often used as a___trait indental anthropology. |
Inter-canine distance is often used as a gender trait indental anthropology.
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Maxillary permanent canines provide good supportwhen utilized as ___________ in prosthetic replacement ofmissing teeth |
Maxillary permanent canines provide good supportwhen utilized as abutments in prosthetic replacement ofmissing teeth |
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What is canine fossa? What is its clinical significance? |
Deep concavity on the maxilla, posterior to the canine eminence is called canine fossa. Clinical significance: During surgical procedures, the maxillary sinus is often entered by an incision through canine fossa as the wall of the sinus is thin there. |
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Which tooth has the largest cingulum? |
Tooth that has the largest cingulum: Maxillary permanent canines |
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Mandibular canine—major anatomic landmarks |
Mandibular canine—major anatomic landmarks |
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Mandibular canine—labial aspect |
Mandibular canine—labial aspect |
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Mandibular canine—lingual aspect |
Mandibular canine—lingual aspect |
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Mandibular canine—mesial aspect |
Mandibular canine—mesial aspect |
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Mandibular canine—distal aspect |
Mandibular canine—distal aspect |
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Mandibular canine—incisal aspect |
Mandibular canine—incisal aspect |
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_________ tooth has the longest root |
Maxillary permanent canine has the longest root
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Side identification of Maxillary permanent canine |
Side identification of Maxillary permanent canine: • Distal cusp slope is longer than the mesial • Root apex often show a distal curvature • Developmental depression of the root is deeper on the distal surface |
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Variations in Mandibular canine |
• Bifurcation of the root • long root • short root |
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Identification features of mandibular canine |
Identification features of mandibular canine: • The mandibular permanent canine has a long and narrow crown with a sharp cusp • The labial ridge and cingulum are less prominent • The distal cusp slope is longer than the mesial • The crown appears to be tilted distally on the root base • The root is long and narrow • When viewed proximally, the cusp tip is lingual to the root axis line |
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Side identification of mandibular canine |
Side identification of mandibular canine:
• The distal cusp slope is longer • Developmental depression on the mesial surface of the root is deeper • Viewed, labially the mesial outline is straight and distal outline is rounded |
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The term canine eminence refers to: a. Alveolar bone over the roots of maxillary permanent canines, labially, is prominent and or is prominent labial alveolar bone over the roots of maxillary permanent canines b. Prominent lingual alveolar bone over the roots of maxillary permanent canines c. Least prominent labial alveolar ridge/bone over the roots of maxillary permanent canines d. Least prominent labial alveolar ridge/bone over the roots of maxillary permanent canines |
The term canine eminence refers to:
a. Alveolar bone over the roots of maxillary permanent canines, labially, is prominent and or is prominent labial alveolar bone over the roots of maxillary permanent canines |
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_________canine erupts before premolars in the same arch and wellbefore _________ canine |
Mandibular canine erupts before mandibular premolars and well before maxillary canine |
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Middle labial lobe is very well-developed into labial ridge in _____ canine |
Middle labial lobe is very well-developed into labial ridge in Maxillary permanent canine |
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The crown is broader and shorter in _____ canine as compared to its counterpart in the opposite arch |
The crown is broader and shorter in Maxillary permanent canine as compared to the Mandibular canine |
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In _____ canine mesial cusp ridge is usually concave while in _____ the cusp ridges are straight |
In maxillary canine mesial cusp ridge is usually concave while in mandibular canines the cusp ridges are straight. |
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The cingulum is smooth and poorly developed in ________ canine. |
The cingulum is smooth and poorly developed in mandibular canine. |
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Marginal ridges are well developed in________ canine. |
Marginal ridges are well developed in Maxillary canine. |
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Incisal edge slopes lingually in ____canine while it slopes labially in______canine. |
Incisal edge slopes lingually in maxillary canine while it slopes labially in mandibular canine. |
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Developmental groove on distal surface of root of _______ canine is more deep, while the developmental groove on mesial surface is more pronounced on _______ canine. |
Developmental groove on distal surface of root of maxillary canine is more deep, while the developmental groove on mesial surface is more pronounced on mandibular canine. |
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Maxillary 1st premolar—buccal aspect |
Maxillary 1st premolar—buccal aspect |
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Maxillary 1st molar—buccal aspect |
Maxillary 1st molar—buccal aspect |
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Maxillary 1st molar—lingual aspect |
Maxillary 1st molar—lingual aspect |
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Maxillary 1st molar—mesial aspect |
Maxillary 1st molar—mesial aspect |
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Maxillary 1st molar—distal aspect |
Maxillary 1st molar—distal aspect |
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Maxillary 1st molar—occlusal aspect |
Maxillary 1st molar—occlusal aspect |
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What is the maxillary molar primary cusp triangle? |
• From the developmental point of view, the maxillarymolars have only three primary cusps namely, themesiobuccal, the distobuccal and the mesiolingual •The distolingual cusp becomes progressively smaller on2nd and 3rd maxillary molars •This triangular arrangement of the three primary cuspsis characteristic of all maxillary molars and is called asthe maxillary molar primary cusp triangle |
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The ____________cusp becomes progressively smaller on 2nd and 3rd maxillary molars |
The distolingual cusp becomes progressively smaller on 2nd and 3rd maxillary molars. |
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Enlist the cusps of Maxillary 1st molar in the decreasing order of size |
The cusps of Maxillary 1st molar in the decreasing order of size are: – Mesiolingual (largest cusp) – Mesiobuccal – Distobuccal – Distolingual – Fifth cusp |
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The oblique ridge is formed by the union of the triangularridge of the ____cusp and the distal ridge of the_________cusp. |
The oblique ridge is formed by the union of the triangularridge of the distobuccal cusp and the distal ridge of themesiolingual cusp.
It is at the same level as the marginalridges and is sometimes crossed by a developmentalgroove. |
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Maxillary 1st molar—major anatomic landmarks |
Maxillary 1st molar—major anatomic landmarks |
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Identification features of maxillary 1st molar: |
Identification features of maxillary 1st molar:
• The tooth has a large crown and three roots • The crown is wider buccolingually than mesiodistally • Its occlusal aspect is rhomboidal • The cusp of Carabelli is a unique feature of maxillary molar, presentlingual to the mesiolingual cusp • Another characteristic feature of maxillary molar is the obliqueridge running obliquely from the mesiolingual cusp to the distolingualcusp. |
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Side identification of maxillary 1st molar: |
Side identification of maxillary 1st molar: • When viewed occlusally, the crown is wider mesially than distally • By locating the cusp of Carabelli that is located lingual to the mesiolingual cusp • The buccal roots tend to have a distal inclination. |
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___________is the largest permanent tooth |
Maxillary 1st molar is the Largest permanent tooth |
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______ is the only tooth that is broader lingually than buccally. |
Maxillary 1st molar is the only tooth that is broader lingually than buccally. |
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__________is the widest tooth. |
Maxillary 1st molar is the widest tooth (B-L).
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_________ is the first permanent maxillary tooth to erupt. |
Maxillary 1st molar is the first permanent maxillary tooth to erupt. |
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Enlist the cusp heights of maxillary 1st molar in decreasing order |
Cusp heights of maxillary 1st molar: ML > MB > DB (primary cusp triangle) > DL (secondarycusp triangle) > Carabelli. |
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__________________is the only tooth with two triangular ridges on one cusp (ML cusp): form the transverse and oblique ridges. |
Maxillary 1st molar is the only tooth with two triangular ridges on one cusp (ML cusp): -form the transverse and oblique ridges. |
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________is the only tooth with a pronounced distal concavity at the CEJ, which can make scaling difficult. |
Maxillary 1st molar is the only tooth with a pronounced distal concavity at the CEJ, which can make scaling difficult. |
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______has the most prominent oblique ridge of all maxillary molars. |
Maxillary 1st molarhas the most prominent oblique ridge of all maxillary molars. |
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In all maxillary molars the________ groove of the oblique ridge connects the_____ and _____ fossae. |
In all maxillary molars the transverse groove of the oblique ridge connects the central and distal fossae. |
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Shortest root of maxillary 1st molar |
Disto Buccal Root is the shortest root of maxillary 1st molar |
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Longest root of maxillary 1st molar |
Palatal root is the longest root of maxillary 1st molar. |
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Apices of ____tooth are closest to maxillary sinus. |
Apices of maxillary 1st molar are closest to maxillary sinus. |
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________is sometimes referred to as the Carabelli trait. |
The cusp of Carabelli is sometimes referred to as the Carabelli trait. |