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Flashcards in Final Exam Review Questions Deck (196):
1

in the permanent maxillary first molar, the ___ ___ is larger than the lingual

  • buccal embrasure
  • this is opposite of normal

2

from the proximal view of the permanent mandibular canine, it makes a ___ shape from crown tip to root apex

C

3

the primary mandibular central incisor has the smallest ___ dimension

labiolingual

4

the permanent mandibular central incisor is ___ than the mandibular; this is ___ of the maxillary incisors

  • smaller
  • opposite

5

eruption of primary teeth begins and ends at about what ages?

  • begins around 6 months
  • ends around 30 months

6

in the primary maxillary canine, the tip of the cusp is ___ to the center

distal

7

the occlusal outline from the occlusal view of the mandibular 1st premolar is ___ shaped

diamond

8

the primary maxillary canine's ___ slope of the cusp is longer than the ___ slope

  • mesial
  • distal

9

the maxillary 2nd premolar has ___ that are equal in size compared to any other posterior tooth

fossa

10

the permanent mandibular central incisor is the most ___ symmetrical

bilaterally

11

the maxillary 3rd molar has a single antagonist.  what does this mean?

it occludes with only one tooth

12

the apex of the the mandibular 2nd premolar root approximates what feature of the mandible?

mental foramen

13

other than 3rd molars, the permanent maxillary lateral incisors are the most often congenitally ___ tooth

missing

14

in the permanent maxillary first molar, the center of the oblique ridge is the same level as what?

the marginal ridges

15

the lingual cusp of the maxillary first premolar is offset to the ___

mesial

16

the permanent maxillary lateral incisors have a mesiodistal measurement that is nearly equal to the ___ measurement - this is the ___ of all anterior teeth

  • labiolingual
  • closest

17

the maxillary first premolar is the only premolar with a longer ___ ridge

mesial

18

overall, the CEJ dips deeper on what 4 teeth/ asepcts of teeth?

  • anterior teeth than posterior
  • maxillary teeth than mandibular
  • mesial side of the tooth than distal

19

the mandibular 2nd premolar is the only premolar with what 3 things?

  • multiple lingual cusps
  • lingual groove
  • central fossa

20

what is the shape of the cross section of the permanent maxillary first molar at the cervix, and what is this shape a result of?

  • triangular
  • due to the three root configuration

21

the permanent mandibular canine is the anterior tooth that most freqently exhibits a ___ root.  it is positioned ___ and ___.

  • bifurcated
  • labial
  • lingual

22

the maxillary first premolar's mesial slope (mesial cusp ridge) of the buccal cusp is ___ than the distal slope

longer

23

the permanent maxillary central incisors are the non-molar teeth that most frequently have ___ and ___ pulp horns

mesial and distal

24

in normal occlusion, the lingual cusp of the mandibular 1st premolar does not ___.  in other words, it is not a "___"

  • occlude
  • working cusp

25

the maxillary first premolar has the most pronouned ___ groove

mesiomarginal

26

mamelons present after age 10 indicates a possible sign of ___

malocclusion

27

the maxillary 3rd molar is frequently ___-shaped.  which cusp is it missing?

  • heart
  • distolingual cusp is missing

28

the mesial surface of the permanent mandibular canine crown is almost ___ to the long axis

parallel

29

the permanent maxillary canine has a large ___

cingulum

30

the permanent maxillary canine is referred to as what?

the cornerstone of the dental arches

31

the primary mandibular 2nd molar resembles what tooth?

permanent mandibular 1st molar

32

the mesiodistal diameter of primary maxillary central incisors is ___ than the cervicoincisal length

greater

33

the primary maxillary 2nd molar resembles which tooth?

the permanent maxillary 1st molar

34

from the proximal view, the permanent maxillary canine is positioned with the most ___ axis

vertical

35

the permanent mandibular 1st molar has how many roots with how many pulpal canals? where are the pulpal canals located?

  • 2 large roots with 3 pulpal canals (total)
  • 1 pulpal canal in the distal root, 2 pulpal canals in the mesial root

36

which two teeth have longer mesial ridges?

permanent maxillary 1st premolar and primary maxillary canine

37

the permanent maxillary lateral incisors has the most prominent ___ of all anterior teeth

marginal ridges

38

the cusp tip of the permanent maxillary canine is located ___ to the long axis; from the incisal view, more of the ___ is visible

  • labial
  • lingual

39

what is the general order of eruption of primary teeth?

  • centrals
  • laterals
  • 1st molars
  • canines
  • 2nd molars
  • lower before upper, except lateral incisors

40

the nondescript, pointed form of the permanent maxillary lateral incisors is called a ___

peg lateral

41

the distolingual cusp of the permanent maxillary first molar is the only one that is not part of the ___ ___ ___ ___ ___

maxillary molar primary cusp triangle (MB-ML-DB)

42

the mesiolingual cusp of the primary mandibular 1st molar is the ___ and ___ of all cusps

highest and sharpest

43

which tooth is the most likely to be forced into the maxillary sinus during an extraction?

maxillary 1st molar

44

the permanent mandibular canine has a ___ mesially on the root that is more ___ and can be ___

  • developmental depression
  • pronounced
  • deep

45

the permanent mandibular 1st molar has 2 ___ and 1 ___ groove, and they all converge at the ___ ___

  • buccal
  • lingual
  • central pit

46

how many cusps does the permanent maxillary first molar have? how many are major and how many are minor?

  • 5 total
  • 4 major, 1 minor

47

the permanent mandibular canine is more narrow ___ than the maxillary canine

mesiodistally

48

the mandibular 1st premolar has a uniquely prominent ___ ridge with no ___ groove, and separate ___ and ___ pits

  • triangular
  • central
  • mesial and distal 

49

newly erupted permanent maxillary central incisors may have ___

mamelons

each tooth has 3 mamelons, representing developmental grooves

50

the mandibular 2nd premolar is the premolar that most frequently has a single ___ ___

central pit

51

what is the only tooth the maxillary 3rd molar occludes with?

mandibular 3rd molar

52

compared to permanent teeth, primary teeth are ___ pigmented, giving them a ___ appearance

  • less
  • whiter

53

compared to permanent teeth, the cervical ridges of enamel of primary anterior teeth are more ___

prominent; they bulge

54

the primary mandibular 1st molar has a distinct ___ ridge connecting which two cusps?

  • transverse ridge (2 triangular ridges that come together)
  • connects MB and ML cusps

55

the mandibular 3rd molar has the ___ roots of any mandibular tooth

shortest

56

compared to permanent teeth, crowns and roots of primary molars at their cervical portion are more ___ mesiodistally

slender

57

the permanent maxillary first molar is wider ___ than ___

buccolingual than mesiodistal

58

instead of a long central groove with a few supplemental grooves, the maxillary 2nd premolar has a ___ central groove and a lot of ___ grooves

  • short
  • supplemental
  • this give the tooth a wrinkly appearance

59

roots of the primary maxillary 1st molar resemble roots of which teeth? what is the difference?

  • permanent maxillary first molar
  • the primary maxillary first molar roots are thinner and more flared

60

compared to permanent teeth, cervical ridges bucally on primary molars are much more pronounced, especially on which teeth?

maxillary and mandibular 1st molars

61

how many roots does the permanent maxillary first molar have? name them from largest to smallest.

  • 3
  • palatal, mesiobuccal (widest buccolingually), distobuccal

62

the permanent maxillary first molar usually appears when the child is ___ years old

6

63

the permanent maxillary 2nd molar has a small ___ cusp

distolingual

64

compared to permanent teeth, roots of primary anterior teeth are ___ and ___ comparatively

narrower and longer

 

65

cross section of the permanent mandibular canine's root is ___ or ___.  it is flattened in a ___ direction.

  • irregularly oval or ovoid
  • mesiodistal

66

the permanent maxillary lateral incisors exhibit the most variations in crown __/__ than any other tooth except the ___

  • shape/morphology
  • 3rd molars

67

the permanent maxillary canine has a ___ bulge

distal

68

the crown of the permanent mandibular 2nd molar inclines to the ___ and ___

lingual and mesial

69

the permanent mandibular canine crown is ___ than the maxillary canine

longer

70

the distolingual groove of the permanent maxillary 2nd molar is similar to what tooth?

first molar

71

the permanent mandibular 1st molar crown is wider ___ than ___. this is the opposite of which tooth?

  • mesiodistally 
  • buccolingually
  • this is the opposite of the maxillary 1st molar

72

the permanent maxillary central incisors has measurements nearly identical for ___ vs ___

incisocervical vs mesiodistal

73

the occlusal view of the permanent mandibular 2nd molar has what type of pattern?

cross or cruciform

74

the permanent maxillary canine has the ___ cervical prominence of any anterior tooth

greatest

75

the primary mandibular 1st molar has the most distinctly prominent ___ cervical ridge in the primary dentition

buccal/facial

76

the maxillary first premolar crown is shorter than the canine, but it is the premolar with the ___ cusp inclines and has the ___ cervico-occlusal crown height of posterior teeth

  • steepest
  • greatest

77

the permanent maxillary central incisors have the ___ cervical curvature on the mesial of any other tooth

  • greatest
  • referring to the CEJ

78

the permanent mandibular 2nd molar roots are ___ together and incline ___

  • closer
  • distally

79

the labiolingual diameter of the permanent mandibular central incisor is always ___ than the mesiodistal

greater

80

the permanent mandibular central incisor is the ___ and ___ tooth in the permanent dentition

smallest and simplest

81

what are the names of the 3 developmental grooves of the permanent mandibular 1st molar?

  • mesiobuccal developmental groove
  • distobuccal developmental groove
  • lingual developmental groove

82

the occlusal outline of the permanent mandibular 1st molar has what shape?

pentagon

83

the incisal edge of the permanent mandibular central incisor has the ___ incisal edgest mesial and distal

sharpest

84

the occlusal surface of the permanent mandibular 1st molar has how many grooves? what shape do the grooves form? 

  • 3
  • Y-shape

85

the permanent maxillary first molar is wider ___ than ___, and ___ than ___

  • mesially than distally
  • lingually than buccally

86

from the occlusal view of the permanent maxillary first molar, the mesiobuccal and distolingual angles are ___

acute

87

the mandibular 1st premolar has a ___ developmental groove

mesiolingual

88

compared to permanent teeth, primary teeth are ___ mineralized

less; this means they wear more

89

the permanent maxillary canine resembles what tooth?

the permanent mandibular canine

90

the permanent mandibular 1st molar is larger than any other ___ tooth

mandibular

91

the permanent mandibular 2nd molar has how many buccal grooves?

1

92

is the permanent maxillary first molar a succedanous tooth?

no

93

what is the arrangement of the roots of primary maxillary first molars?

  • trifurcation
    • 2 buccal
    • 1 palatal

94

the primary mandibular lateral incisor is similar to what other tooth?

primary mandibular central incisor

 

95

the permanent maxillary lateral incisors have the most distinct and deepest ___ of all anterior teeth

lingual fossa

96

describe the tubercle on the primary maxillary 2nd molar

  • cusp of carabelli on ML cusp
  • oblique ridge connecting mesiolingual cusp to distobuccal cusp
  • lingual developmental groove

97

the root of the mandibular 2nd premolar is ___ and ___ than the 1st premolar

thicker and longer

98

the permanent maxillary first molar has the greatest ___ diameter of the crown for all teeth

faciolingual (buccolingual)

99

what is the name of the minor cusp of the permanent maxillary first molar and where is it located?

  • cusp of carabelli
  • located the mesiolingually

100

the distoincisal angle of the permanent maxillary lateral incisors has the greatest ___ of all maxillary teeth

convexity

101

list the cusp sizes of the permanent maxillary first molar from largest to smallest

mesiolingual, mesiobuccal, distolingual, distobuccal, and cusp of carabelli

102

all three buccal cusps of the primary mandibular 2nd molar are almost ___ in size

equal

103

the cervical cross section of the maxillary first premolar exhibits a ___ shape pulp chamber

A image thumb
104

the mandibular 2nd premolar has how many developmental lobes?

5

105

the permanent maxillary central incisors are the non-molar teeth least likely to have a ___ root

bifurcated

106

name, in order of frequency, the 3 most congenitally missing teeth in all of the dentition

most frequently congenitally missing to least

  • 3rd molars
  • maxillary lateral incisors
  • mandibular 2nd premolars

107

from the incisal aspect of the permanent mandibular canine, more of the ___ is seen

labial surface

108

the lingual cusp of the mandibular 1st premolar is approximately ___ the height of the buccal cusp.  this is similar to the cingulum of a ___

  • 2/3
  • canine

109

the mandibular 2nd premolar has ___ root(s)

one

110

the permanent maxillary canine has the ___ root of any tooth

longest

111

the primary mandibular central incisor is ___ symmetrical

bilaterally

112

the mesiodistal crown width of the permanent maxillary lateral incisors is ___ of any maxillary teeth

smallest

113

list the cusps of the permanent mandibular 1st molar in order from largest to smallest

mesiobuccal, mesiolingual, distolingual, distobuccal, distal

114

of the the permanent maxillary first molar roots, which is most likely to have two pulp canals?

mesiobuccal root

115

what is unique about the primary mandibular 1st molar in relation to all other teeth?

it does not resemble any other tooth - primary or permanent

116

the permanent maxillary canine has the greatest ___ measurement of any anterior tooth

labiolingual

117

in relation to the cervical line, name the furcations of the permanent maxillary first molar from shortest to longest

mesial, buccal, distal

118

the permanent maxillary canine is the only tooth that has potential of contacting both ___ and ___ teeth

anterior and posterior

119

the mandibular 2nd premolar is the most congenitally missing ___

premolar

120

from the occlusal aspect of the primary maxillary 1st molar, the crown resembles what tooth?

permanent maxillary 1st premolar

121

the permanent mandibular canine lingual surface is ___

smoother and less bulky

122

the maxillary first premolar's buccal cusp is ___ and ___, resembling a ___

  • long
  • pointed
  • canine

123

how many developmental lobes do the permanent maxillary central incisors have? where are they located?

  • 4
  • 3 on the incisal edge (mamelons)
    • "incisal edge" implies that the mamelons have been worn down
  • the cingulum is the 4th lobe

124

the mesiobuccal cervical ridge of the primary maxillary 1st molar is the most ___ for maxillary primary teeth.  this causes the CEJ to dip ___

  • prominent
  • apically

125

the permanent mandibular 1st molar has the ___ root of any molar

longest

126

the mandibular 1st premolar exhibits the most variation of all posterior teeth in ___ vs ___ cusp height

buccal vs. lingual

127

the mesiolingual developmental groove of the mandibular 1st premolar makes the mesial marginal ridge run at a ___ degree angle

45

128

the maxillary 2nd premolar has ___ cusps that are almost ___ in height

  • 2
  • equal

129

the mandibular 2nd premolar can show ___ occlusal patterns. what are they, and what is the most likely pattern?

  • 3
  • Y, U, and H
  • most likely to have a crescent shaped (U) central developmental groove

130

the distal contact of the permanent maxillary lateral incisors is farthest ___ of any incisor

cervically

131

how many cusps does the permanent mandibular 1st molar have? what are their locations?

  • 5
  • 2 buccal, 2 lingual, 1 distal

132

the permanent mandibular 1st molar is the ___ tooth in the mandibular arch

largest

133

the permanent mandibular central incisor has a ___ on the mesial and distal of root surfaces

depression area

134

the root of the permanent mandibular central incisor is narrow ___ and wide ___

  • mesiodistally
  • labiolingually

135

the mesiolingual developmental groove of the mandibular 1st premolar originates from the ___ pit and extends onto the ___ surface

  • mesio-occlusal
  • proximal

136

the permanent mandibular canine has the straightest ___ ___ of the crown and root

mesial alignment

137

from the occlusal view of the permanent maxillary first molar, the mesiolingual and distobuccal angles are ___

obtuse

138

the permanent mandibular canine has the ___ crown dimension of any other tooth

longest

139

the occlusal outline of the permanent maxillary first molar is ___ in shape from the occlusal view

rhomboidal

140

what is the primate space?

  • the space between the maxillary lateral and canine, and between the mandibular canine and 1st molar
  • only in the primary dentition

141

the permanent mandibular central incisor occludes with ___ other tooth/teeth

one

142

the permanent maxillary canine has the greatest overall ___

tooth length

143

the Y-type of the mandibular 2nd premolar has the same number of ___ ___ as the maxillary 1st molar

occlusal pits

144

the occlusal table of the mandibular 2nd premolar is ___ in shape

rectangular

145

loss of deciduous teeth mirrors the ___

eruption sequence

146

compare the orientation of enamel rods in primary vs. permanent teeth

  • primary
    • point occlusally in the cervical 1/3
  • permanent
    • oriented in a fan shape, initially in a more apical direction in the cervical 1/3 and fanning to a more occlusal direction in the middle and occlusal 1/3s

147

the permanent mandibular canine has a less prominent ___ than the maxillary canine

cingulum

148

the mandibular 1st premolar is closest of all mandibular teeth in ___ vs. ___ diameter.  this makes it look ___

  • buccolingual vs. mesiodistal
  • rounder

149

which tooth is known for it's characteristic "snake eyes"?

  • the mandibular 1st premolar
  • restorations in the mesial and distal pits

150

the permanent maxillary lateral incisor is the anterior tooth most likely to demonstrate lingual pit ___, due to ___

  • caries
  • lingual fossa

151

compared to permanent teeth, crowns of primary anterior teeth are wider ___ than ___

mesiodistal than cervicoincisal

152

the buccal cusp tip of the maxillary first premolar is offset to the ___

distal

153

what feature of the permanent maxillary first molar can pose problems in cleaning and matrix band placement?

distal concavity above the distal furcation

154

the permanent maxillary 2nd molar has how many crown shapes? describe their types

  • 2
  • first type resembles a 1st molar - rhomboidal
  • second type resembles a 3rd molar - heart shaped

155

in the Y-type of the mandibular 2nd premolar, the ___ cusp is always larger than the ___ cusp

  • mesiolingual
  • distolingual

156

does the permanent maxillary 2nd molar have a 5th cusp?

no

157

the mesial developmental depression of the maxillary first premolar causes what two problems in dental care?

  • difficult to clean (prone to periodontal disease)
  • difficult to adapt a matrix band (restoration overhangs)

158

the permanent mandibular canine has an incisal edge ___ to the long axis.  this is ___ of the maxillary canine

  • lingual
  • opposite

159

the maxillary first premolar has a marked depresseion called the ___ ___ ___

mesial developmental groove

160

the permanent maxillary canine is the only tooth in the permanent dentition with a ___ and ___-placed labial ridge

vertical and centrally-placed

161

the primary maxillary 1st molar is much ___ in all measurements compared to the maxillary 2nd

smaller

162

the primary maxillary 2nd molar is much ___ than the primary 1st molar

larger

163

the permanent mandibular 1st molar has the greatest root ___ of any other tooth

separation

164

the oblique ridge of the permanent maxillary first molar forms the ___ boundary of the ___ fossa

  • distal
  • central

165

the oblique ridge of the permanent maxillary first molar connects which two cusps?

mesiolingual and distobuccal

166

the Y-type of the mandibular 2nd premolar has one ___ and two ___ cusps

  • buccal
  • lingual

167

the proximal contacts of the permanent mandibular central incisor are at what level?

approximately the same level mesial and distal

168

the mandibular 1st premolar's ___ measurement is the smallest of any posterior tooth

buccolingual

169

when viewed from the occlusal, the coronal outline of the mandibular 2nd premolar is ___ in shape

pentagonal

170

the primary maxillary canine has a long, well-developed ___

cusp

171

the permanent maxillary first molar is the ___ tooth in the maxillary arch

largest

don't confuse "large" with "long"...

172

the maxillary 2nd premolar is the most ___ posterior tooth

  • symmetrical tooth
  • this is a result of the cusps being almost equal in height

173

the mandibular 1st premolar is the only premolar that frequently exhibits ___ pulp horn(s)

one

174

the maxillary first premolar is the non-molar tooth that most frequently exhibits ___ roots.  They are oriented ___

  • three
  • 2 buccal, 1 lingual

175

the permanent maxillary central incisors are the only anterior teeth wider ___ than ___

mesiodistally than labiolingually

176

in the primary maxillary lateral incisor, the root is much ___ in proportion to its crown

longer

177

the permanent maxillary lateral incisors may have the presence of a ___ groove.  this is a predisposing factor for ___ and ___

  • palatoradicular groove (distolingual)
  • periodontal disease and decay

178

the mesial root of the permanent mandibular 1st molar has the greatest ___ dimension of any other tooth

buccolingual

179

what is unique about the permanent mandibular lateral incisor's incisal edge?

  • it is not at right angles to a line bisecting the crown and root labiolingually
  • it is twisted distally slightly on the root base

180

about how long does it take for primary dentition to be completed?

2-3 years

181

the mandibular 3rd molar has the greatest distal root ___ of any other tooth

inclination

182

the mandibular 3rd molar has the most variation in what?

crown morphology

183

the primary mandibular canine's distal cusp slope is ___ than the mesial cusp slope

  • longer
  • this is opposite of the maxillary

184

the roots of the permanent maxillary 2nd molar are not as ___ as those of the 1st molar, and incline more ___

  • spread
  • distally

185

the maxillary 3rd molar is the molar that most frequently exhibits how many cusps?

3 cusps

this gives it a heart shape

186

the permanent maxillary lateral incisors are ___ than the central in all dimensions except ___

  • smaller
  • root length

187

how do the roots of primary molars compare to those of permanent molars? 

  • they are longer and more slender, and flare more beyond the outline of the crown
  • aka divergent roots and short root trunks

188

on the permanent maxillary canine, what is the name of the bone ridge over the root?  what is the function?

  • canine eminence
  • cosmetic value

189

the labiolingual measurement of the permanent maxillary canine is ___mm greater than the mesiodistal

1mm

190

the permanent mandibular canine has the ___ root length of any mandibular tooth

longest

191

the permanent maxillary first molar is closest in size ___ vs ___ of any maxillary posterior tooth

buccolingual vs mesiodistal

192

the size and position of the maxillary 2nd premolar cusps are more ___ than the 1st premolar

identical

193

the permanent mandibular central incisors are the first ___ teeth to erupt in the mouth

succedanous

194

the mesial marginal ridge of the mandibular 1st premolar is located more ___ than the distal marginal ridge.  because of this, more of the ___ surface can be seen from the mesial.

  • cervical
  • occlusal

195

the mesial slope of the permanent maxillary canine is ___ than the distal slope

shorter

196

the permanent maxillary central incisors are widest ___ of any of the anterior teeth

mesiodistally