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Dental Morphology > Test 2 > Flashcards

Test 2 Flashcards

1
Q

Mesial distal crown dimension greatest of any anterior tooth

A

Maxillary central incisor

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1
Q

distal contact area of maxillary central incisors

A

junction of incisal and middle third

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1
Q

the cervial line on the labial and ligual surface of the Maxillary central incisor has what type of curvature

A

convex apically

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1
Q

how is the mesioincisal conrner curved of maxillary lateral incisors

A

rounded

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1
Q

which tooth is smaller than the central incisors in all dimentions except root lenght

A

lateral incisors

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1
Q

curvature of root of which tooth may curve slightly distally

A

lateral incisors

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1
Q

mandibular central incisors crown completion is when

A

4-5 years old

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1
Q

least developed cingulum is in what teeth

A

mandibular central and lateral incisors

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1
Q

which mandibular incisor is more likely to have two roots

A

mandibular lateral incisor

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1
Q

longest root of any anterior tooth

A

maxillary and mandibular canines

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1
Q

When viewed from the facial, the geometric shape of the anterior teeth is shaped as

A

trapezoidal

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1
Q

longest anatomical crown is what tooth

A

mandibular canine

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1
Q

what is not a characteristic of maxillary central incisors but is a characteristic of mandibular teeth

A

concave roots

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2
Q

a single canal on the mandibular lateral incisors occurs 70-75 % of the time, what type is this

A

type 1

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3
Q

mandibular central incisors contact point mesially and distally are where

A

incisal 1/3

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4
Q

newely erupted teeth have what kind of rounded extentions of the enamel

A

mammelons

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4
Q

which teeth have mammalons

A

central and lateral incisors (manibular and maxillary)

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6
Q

crown completion for maxillary lateral incisors

A

4-5 years

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7
Q

what is the crown outline for the maxillary lateral incisors

A

it is more rounded and oval

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8
Q

mandibular canine chronology

A

crown completion 6-7

eruption 9-10

root completion 12-14

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9
Q

what is the shape of the mesial aspect of the Maxillary central incisor

A

S shaped

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10
Q

mesial contact area for maxillary lateral incisors

A

junction of incisal and middle third

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11
Q

mandibular central incisors root completion is at what age

A

9 years old

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12
Q

long axis bisector is a common similar characteristic of what two anterior teeth

A

lateral and central incisors

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12
Q

mandibular lateral incisors chronology

A

crown completion 4-5

eruption 7-8

root completion 10

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12
Q

which tooth has a facial crown root curvature of a C shape

A

mandibular canine

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13
Q

mesial corner is rounded and the mesial outline of the crown is convex

A

maxillary lateral incisors

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14
Q

what is true about the maxillary canine root

A

it has the longest root of any anterior tooth

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15
Q

crown completion of maxillary central incisors

A

4-5 yrs old

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17
Q

the incisal edge for maxillary central incisors is slightly curved which direction

A

mesiodistally

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18
Q

Maxillary central incisor have a well developed what on the lingual fossa

A

cingulum

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18
Q

how many roots and canals in maxillary lateral incisors

A

one root one canal

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20
Q

mandibular central incisors chronology

A

crown completion 4-5

eruption 6-7

root completion 9

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21
Q

is there a distal bulge on the mandibular canine

A

no

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23
Q

The crown has a greater incisocervical dimension than mesiodistal dimension.

A

Maxillary central incisor

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24
Q

how large are the crown angles of the maxillary lateral incisors

A

they are closer than any anterior tooth

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25
Q

eruption of maxillary central incisors

A

7-8 yrs old

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25
Q

marginal ridge and lingual incisal ridge is what in maxillary lateral incisors

A

mor prononouced and well developed

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26
Q

what root type of the mandibular lateral incisors has two roots that never join

A

type 4

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27
Q

the outline form of the crown of the Maxillary central incisor

A

trapezoidal

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29
Q

root completion of maxillary lateral incisors

A

11 yrs

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31
Q

Varies in form more than any other tooth, except the third molars..

A

lateral incisors

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31
Q

eruption of maxillary lateral incisors

A

8-9 years old

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32
Q

mesial outline is what for the Maxillary central incisor

A

almost straight, curvature is minimal

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33
Q

what are the number to the maxillary central incisors

A

8,9

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34
Q

what is the shape of the root for the maxillary central incisors

A

straight

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35
Q

what is not a characteristic of the mandibular canine compared to the maxillary canine

A

distal bulge

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36
Q

All anterior teeth have cusp tips, cingulum sizes are greater on incisors compared to canines, and roots of mandibular and maxillary teeth always curve distal TRUE OR FALSE

A

false

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38
Q

what is prominently displayed from the incisal view for maxillary central incisors

A

rounded cingulum is prominently displayed

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38
Q

what anterior tooth has twisted crown appearance

A

mandibular lateral incisor #26

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40
Q

what are the numbers to the maxillary lateral incisors

A

7, #10

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41
Q

what are the smallest teeth in permanent dentition

A

mandibular central incisors #24,#25

43
Q

proximal contact of Maxillary central incisor is where

A

is in the incisal 1/3 of the crown

44
Q

canal shape of maxillary lateral incisors is what

A

usually rounded and oval at CEJ and becomes more rounded at the apex

45
Q

what is another name for the incisal edge of the maxillary central incisors

A

incisal plane or incisal surface

46
Q

which are larger the central mandibular incisors or the lateral mandibular incisors

A

lateral mandibular incisors

48
Q

what is the crown angle of maxillary lateral incisors

A

trapezoidal

49
Q

the mandibular lateral incisors complete root formation at what age

A

10 years old

50
Q

the distoinsical angle of the Maxillary central incisor is what

A

more rounded than the mesioincisal angle

51
Q

the distal outline of the crown is more what for the Maxillary central incisor

A

convex or curved on the distal surface

52
Q

Developmental groove found distally on crown extending on the root surface

A

maxillary lateral incisors

53
Q

which surface of Maxillary central incisor is marked by two developmental grooves and has convexity in cervical third

A

labial surface

54
Q

If a patient came into your office wanting a filling for their eye tooth, what tooth would that be

A

maxillary canine

55
Q

The root of the central maxillary incisors is what relative to the other maxillary teeth

A

short

56
Q

mesioincisal angle is what for the Maxillary central incisor

A

90 degree angle and quite sharp

57
Q

mesial junction of maxillary lateral incisors is where

A

junction of incisal and middle third

58
Q

The junction of three walls of a cavity preparation is known as a

A

point angle

60
Q

in what direction does the crown taper for maxillary central incisors

A

lingually

61
Q

root completion of maxillary central incisors

A

10 years old

62
Q

which incisors erupt after the maxillary central incisors

A

lateral incisors

63
Q

Mesial curvature of cervical line is the most pronounced compared to any other tooth.

A

Maxillary Central incisors

64
Q

maxillary lateral incisor chronology

A

crown completion 4-5

eruption 8-9

root completion 11

65
Q

from the mesial aspect the labial margin of Maxillary central incisor is what

A

convex

66
Q

where is the distal contact area of the maxillary lateral incisorsq

A

centrally

66
Q

mesial distal halves and cervical line on the labial view are very symmetrical on which teeth

A

central and lateral incisors

67
Q

lingual pit class 1 refers to what teeth

A

maxillary lateral incisors

69
Q

Which anterior tooth contains the distal bulge

A

maxillary canine

71
Q

distal contact area of maxillary lateral incisors is in what area

A

middle third

72
Q

distal contact area for maxillary lateral incisors

A

middle third

74
Q

how is the root shaped of the maxillary lateral incisors

A

it is commonly bent toward the distal

75
Q

which teeth generally show lingual pits

A

lateral incisors 7,10, 23,26

76
Q

eruption of maxillary lateral incisors

A

8-9 yrs

77
Q

the long axis root bisector line passes where for the Maxillary Central incisors

A

centrally through the incisal edge and the root apex

78
Q

what anterior tooth has greatest variation in form

A

maxillary lateral incisors

79
Q

mandibular central incisors eruption is when

A

6-7 years

80
Q

The cervical portion of the lingual aspect is narrower while the incisal portion is wider. This gives the crown a more or less a fan shaped appearance

A

mandibular lateral incisors

82
Q

incisal curvature of cervical line greatest of any tooth

A

maxillary central incisor

84
Q

maxillary central incisors do not have what characteristic

A

concave root

86
Q

where is the deep developmental groove on the maxillary lateral incisors

A

on distal side of tooth and may extend along root surface

87
Q

roundness as a feature of the crown dimention is charcteristic of what tooth

A

maxillary lateral incisors

87
Q

what anterior tooth has a long incisocervical crown form, c shaped crown root, little lingual anatomy, and wear on the labial side

A

mandibular canine

88
Q

From the Facial view, mesial cusp ridge is longer than distal is this true or false

A

false

89
Q

what anterior tooth will have most cervical contact area

A

which ever tooth is the furthest from the midline

90
Q

smallest and most symettric teeth of the permanant dentition

A

mandibular incisiors

91
Q

what type of root formation on the mandibular lateral incisors has two roots that join cervicallyl, split in the middle and rejoin apically

A

type 3

93
Q

mesial contact area of maxillary central incisors

A

incisal third

94
Q

what teeth show few developmental grooves on lingual surface of teeth

A

central and lateral mandibular incisors

96
Q

which teeth have concave roots

A

mandibular teeth

97
Q

G.V. black caries classification system, what type would never appear on a permanent mandibular first molar

A

class 3

98
Q

Formed from 4 lobes used for shearing and cutting, long crown dimenstions

A

Maxillary central incisors

99
Q

the mandibular lateral incisors erupt at what age

A

7-8 years old

100
Q

Patient comes in with complaints about tooth sensitivity pointing to lingual pit class 1 , which anterior tooth he referring to

A

maxillary lateral incisors

102
Q

which anterior tooth is most succeptible to lingual caries

A

maxillary lateral incisors, 7, 10

103
Q

root completion for maxillary lateral incisors

A

11 years old

104
Q

which tooth crown is most symmetrical

A

maxillary central incisors

105
Q

Incisal edge curvature – greatest of any incisor

A

lateral incisors

106
Q

distoincisal corner is more what than the mesioincisal angle for maxillary lateral incisors

A

rounded

107
Q

maxillary canine chronology

A

crown completion 6-7

eruption 11-12

root completion 13-15

108
Q

the incisal curvature of the cervial line on the mesial surface is what for the maxillary central incisors

A

is much larger mesially than distally

109
Q

MD and FL dimensions of lateral incisors are what of any other tooth

A

closer together

110
Q

which teeth are most bilaterally symmetrical in the mouth

A

mandibular central incisors

111
Q

what type of root formation of the mandibular lateral incisors has two roots where they are separate on the cervial portion and join in the apical portion of the root

A

type 2

112
Q

what are the numbers to the maxillary lateral incisors

A

7,#10

113
Q

crown completion of maxillary lateral incisors

A

4-5 yrs

115
Q

what are the numbers to the maxillary central incisors

A

8, #9

116
Q

which resemble each other more the mandibular or maxillary incisors

A

the mandibular incisors

117
Q

maxillary central incisors have what type of roots

A

short compared to the other roots of permant teeth

118
Q

maxillary central incisors chronology

A

crown completion 4-5

eruption 7-8

root completion 10

119
Q

from the incisal view which teeth have a asymmetrical diamond shape

A

maxillary and mandibular canine

120
Q

As it is found on any anterior or posterior tooth, the anatomical crown does not vary in its dimensions in relation to the surrounding structures TRUE OR FALSE

A

True

121
Q

where is the cingulum located for the maxillary lateral incisors

A

centerally

122
Q

Theincisaledgefollows the mandibular arch, giving the crown a slightly twisted appearance on its root base of what teeth

A

mandibular lateral incisors

123
Q

what anterior tooth has a long incisocervical crown form, c shaped crown root, little lingual anatomy, and wear on the labial side

A

mandibular canine

124
Q

which cervical line form is greater

A

The incisal curvature of the cervical line on the distal surface is less than on the mesial surface.

125
Q

the crown completion of mandibular lateral incisors occurs at what age

A

4-5 years

126
Q

how many roots and canals for the maxillary central incisors

A

one root, one canal

127
Q

what is the curvature of the incisal edge of the maxillary lateral incisors

A

greatest of any incisor

128
Q

what is a characteristic feature of the maxillary lateral incisors

A

roundness

Dental Morphology (5 decks)

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