tooth features Flashcards

1
Q

the buccal surface of this tooth has a pit with an increased risk of caries

A

lower first permanent molar

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2
Q

transverse fissure across the occlusal surface

A

lower first permanent molar

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3
Q

mesial root is broader than the distal root

A

lower second molars

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4
Q

lingual cusps are raised

A

lower second molar

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5
Q

convex labial surface

A

central incisor

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6
Q

disto incisal edge rounded

A

central incisor

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7
Q

scoop form to the crown on lingual side

A

central incisor

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8
Q

pronounced rounding of the disto incisal edge

A

lateral incisor

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9
Q

fossa on the palatal side of the tooth

A

lateral incisor

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10
Q

an elevation of enamel which forms mesial or distal margin of the lingual surface of an anterior tooth or the occlusal surface of a posterior tooth

A

marginal ridge

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11
Q

flat and symmetrical crown

A

lower central incisor

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12
Q

crown is slightly twisted on the root to follow the dental arch

A

lateral incisor

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13
Q

cingulum is divided into two shallow fossae on the palatal aspect by a ridge connecting the cusp

A

upper canine

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14
Q

root is usually grooved both mesially and distally

A

upper canine

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15
Q

root is more slender and symmetrical than its upper counterpart

A

lower canine

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16
Q

bulge of enamel on the cervical third of the lingual surface of all anterior teeth

A

cingulum

17
Q

mesial border of cusp is shorter than disttal. labial surface is lingually inclined

A

lower canine

18
Q

crown set in a straight line with the root when viewed proximally

A

upper canine

19
Q

enamal extends further apically on the labial side than on the lingual side

A

lower canine

20
Q

continuation of concavity from the mesial cervical region over to the cervical region of the root

A

canine fossa

21
Q

oval, buccal cusp wider and higher than lingual cusp

A

upper first premolar

22
Q

marked mesial displacement of the lingual cusp

A

upper first premolar

23
Q

mesial marginal ridge is higher

A

upper first premolar

24
Q

sharp fissure running mesiodistally, does not reach the distal marginal ridge, but extends mesially

A

upper first premolar

25
Q

the mesial surface is more deeply grooved and has concavity in the cervical region

A

upper first premolar

26
Q

marked distal curvature of the root

A

upper first premolar

27
Q

two cusps similar in width and height due to reduction in buccal surface

A

upper second

28
Q

mesial marginal ridge is more cervical

A

lower first premolar

29
Q

curved buccal profile

A

lower premolars