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Tooth M > Chp 3/4 > Flashcards

Chp 3/4 Flashcards

1
Q

what premolar has the largest transverse ridge

A

MAND. 1st Premolar

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2
Q

Which premolar has a nonfuctional lingual cusp

A

MAND. 1st Premolar

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3
Q

Which premolar has a Y groove

A

MAND. 2nd Premolar 3 Cusp

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4
Q

Which premolar is widest Mesiodistally?

A

2nd premolar

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5
Q

The mesial contact of the crown of the maxillary canine is located?

A

incisal- middle third

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6
Q

Which maxillary premolar has the longer groove

A

1st premolar

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7
Q

Which premolar has a mesiolingual groove?

A

1st Max premolar

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8
Q

Which premolar has a diamond shape?

A

Mand 1st premolar

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9
Q

Which premolar has a H or U shape?

A

Mand 2nd premolar 2 cusp

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10
Q

Which has the deepest lingual fossa on the root?

A

Maxillary Canine

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11
Q

Which canine has the shortest crown?

A

Maxillary Canine

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12
Q

What is the contact point on the distal maxillary canine?

A

middle 3rd

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13
Q

Which canine has the most prominent cingulum? Max or Mand?

A

Maxillary

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14
Q

Which canine’s mesial slope is more horizontal?

A

mandibular

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15
Q

What does the wear faucet look like on a canine

A

diamond

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16
Q

Maxillary canine is…..

A 
more pointy 
wider
longer root
shorter crown
larger labial ridge
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17
Q

What makes up a transverse ridge

A

2 triangular ridges
Distal developmental grooves
Distal marginal ridge
Distal fossa

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18
Q

Function of canines

A

tearing food

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19
Q

Which are the longest tooth in each arch

A

canine

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20
Q

Which canine has a longer crown

A

Mandibular

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21
Q

The deepest concavity on the canine root is called

A

the distal lingual fossa

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22
Q

What shape is the entire lingual outline of a canine

A

S shaped

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23
Q

Which teeth have a prominent labial ridge

A

canine

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24
Q

Are canines wider labiolingually or mesiodistally?

A

labiolingually

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25
Q

Where is the distal contact point of the maxillary canine?

A

middle third

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26
Q

Where is the mesial contact point of the maxillary canines?

A

incisal middle third

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27
Q

Which canine is narrower mesiodistally

A

Mand

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28
Q

On the maxillary canine which cusp ridge is shorter

A

mesial

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29
Q

Mesial contact area of maxillary canine

A

incisal and middle third

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30
Q

Distal contact area of max canines

A

more cervical

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31
Q

Mesial contact area of mand canine

A

incisal

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32
Q

Distal contact area of mand canine

A

Incisal middle third

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33
Q

Which tooth is the longest and has the longest root

A

max canine

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34
Q

Longest tooth in mandible

A

mand canine

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35
Q

Lonest crown in the mouth

A

mand canine

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36
Q

Which canines cusps ridge is more horizontal

A

mand canine

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37
Q

Which canine is more prominent lingually (lingual ridge)

A

max canine

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38
Q

Which canines cingulum is more centered

A

maxillary

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39
Q

Which canines cingulum is more distal

A

mandible

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40
Q

Which canines lingually have elevated marginal mesial and distal ridges

A

max

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41
Q

Which canine has a more prominent prominent cingulum

A

Max

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42
Q

Which canine has a cusp tip that appears thicker faciolingually

A

max

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43
Q

Which canine has incisal wear more lingually

A

canine

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44
Q

Is the depression on the canine root larger mesialally and distally

A

distal

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45
Q

Which canine has to a more asymmetrical outline

A

Maxillary

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46
Q

Which canine hasn’t incisal edge with the distal lingual twist

A

Mandibular

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47
Q

Which canine has the distal half of the crown pinched

A

Maxillary

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48
Q

Which premolar has a mesial cusp ridge of the buccal cusp longer than distal

A

Maxillary first premolar

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49
Q

Which premolar has a mesial cusp ridge longer than distal

A

Maxillary 1st

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50
Q

Which maxillary premolar has a depression more common mesial to the buccal ridge

A

Max 1st premolars

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51
Q

Where is the contact point mesially on the maxillary premolars

A

More occlusal

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52
Q

Which maxillary premolars has bulging shoulders

A

Maxillaryy 1st

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53
Q

Which maxillary premolars have a depression more common distal to the buccal ridge

A

Maxillary 2nd premolars

54
Q

Which maxillary premolar has a crown that tapers towards the lingual

A

1st maxillary premolars

55
Q

Which maxillary premolars has a mesial cusp ridge shorter than distal

A

Maxillary 2nd premolars

56
Q

Which maxillary premolar has two roots

A

1st maxillary

57
Q

Which maxillary premolar typically has a buccal cusp that is longer than the lingual

A

1st maxillary premolars

58
Q

Which maxillary premolar has a pronounced mesial crown depression

A

1st

59
Q

Which maxillary premolar always has a mesial marginal ridge groove

A

Maxillary 1st premolar

60
Q

Which mandibular premolar has a mesial crown outline that is more concave or flat

A

Mand 1st

61
Q

Where does the

maxillary first premolar/second premolar and mandibular first premolar mesial surface contact

A

Middle third

62
Q

Which tooth has a severe lingual crown tilt

A

Mandibular first

63
Q

The mesial contact area is located more incisally than is the distal contact area on the same tooth.

A

mandibular and maxillary canine

64
Q

Which type of premolar is most likely to have separate mesial and distal pits with a pronounced transverse ridge but without a distinct central groove (so carious pits are often restored separately)?

A

Mandibular first premolar

65
Q

When viewed from the proximal, which teeth are more likely to exhibit a lingual tilt of the crown relative to the root?

A

Mandibular premolars

66
Q

Which premolar is most likely to have three cusps?

A

Mandibular second premolar

67
Q

Which anterior tooth has a mesial cusp slope that is more nearly horizontal?

A

Mandibular canine

68
Q

Which premolar has two major cusps almost the same size and length?

A

Maxillary second premolar

69
Q

A depression found on the lingual surface of a canine bounded by the lingual ridge, distal cusp ridge, distal marginal ridge, and distal third of the cingulum is called a _____ ______.

A

distolingual fossa

70
Q

The cingulum is centered mesiodistally.

A

all premolars

71
Q

The __________ ridges and the __________ ridges make up the exterior boundary of the occlusal table.

A

cusp; marginal

72
Q

If a mandibular second premolar has three cusps, what are they called?

A

Mesiolingual, distolingual, and buccal

73
Q

When considering all premolars, which cusp is least developed?

A

Lingual cusp of the mandibular first premolar

74
Q

When holding an extracted maxillary and mandibular canine from the same mouth, which characteristic(s) can be used to distinguish the maxillary canine?

A

The cusp of the maxillary canine is more pointed

75
Q

The transverse ridge extends as a continuous elevation in a buccolingual direction to unite the ______ ______ of the buccal and lingual cusps of a mandibular first premolar.

A

Triangular ridges

76
Q

Which of the following teeth is most likely to have a central fossa and a lingual groove?

A

Mandibular second premolar

77
Q

Which posterior tooth is MOST likely to have a mesial longitudinal root depression more prominent than the distal root depression?

A

Maxillary first premolar

78
Q

Which premolar (if any) normally has the mesial cusp ridge of its buccal cusp longer than the distal cusp ridge?

A

Maxillary first premolar

79
Q

The crown of the permanent maxillary canine is ________the crown of the permanent mandibular canine.

A

shorter than

80
Q

When viewed from the facial, what is the geometric shape of a premolar?

A

Pentagon shaped

81
Q

Which premolar (if any) is most likely to have three cusps: one buccal and two lingual?

A

Mandibular second premolar

82
Q

A Y-shaped occlusal groove pattern is characteristic of a:

A

Mandibular second premolar

83
Q

One permanent premolar has a pronounced concavity on the cervical part of the crown. Which premolar and which surface is this?

A

Mesial surface of the maxillary first premolar

84
Q

Which statement is NOT true when describing a mandibular canine?

A

The cingulum and marginal ridges are prominent compared to maxillary canines.

85
Q

The mesial contact of the crown of the maxillary canine is located in the _____ of the crown.

A

junction of the incisal and middle thirds

86
Q

Compared to a maxillary first premolar, a maxillary second premolar is most likely to exhibit:

A

A shorter central groove

87
Q

Which premolar has a central fossa and two triangular fossae.

A

Mandibular second premolar ( three-cusp type )

88
Q

Where is the mesial contact of the permanent mandibular canine located?

A

Incisal third

89
Q

From the proximal view, which premolar most closely resembles a canine?

A

Mandibular first premolar

90
Q

The only single-rooted tooth to have three cusps is the _______ ______ ______.

A

mandibular second premolar

91
Q

On an unworn permanent canine (maxillary or mandibular), the distal cusp ridge is slightly__________ than the mesial cusp ridge.

A

longer

92
Q

The distal contact area of the maxillary canine is located in the ____ of the crown.

A

center of the middle third

93
Q

When the maxillary first premolar has more than one root, which description applies?

A

There are most often two roots: a facial and a lingual.

94
Q

Two premolars that most frequently have a groove crossing the mesial marginal ridge or one groove just lingual to it.

A

Maxillary first premolar

Mandibular first premolar

95
Q

Which tooth is most likely to have two roots?

A

Maxillary first premolar

96
Q

Which of the following roots is, on average, the longest?

A

Root of a maxillary canine

97
Q

Which is the largest maxillary premolar.

A

Maxillary first premolar

98
Q

The mandibular second premolar often exhibits a linear depression extending lingually from the central pit, separating the two lingual cuspsAns: This linear depression is known as the _______ ______.

A

Lingual groove

99
Q

With the long axis of the tooth vertical, which ridge is most nearly horizontal?

A

The mesial cusp ridge of the mandibular canine

100
Q

Which premolar has a nonfunctional lingual cusp?

A

Mandibular first premolar

101
Q

has a depression in the cervical one third of the mesial side of the crown and root

A

maxillary first premolar

102
Q

Maxillary premolar that has the longer sharper buccal cusp

A

Maxilary first premolar

103
Q

Which maxillary premolar is more symmetrical (occlusalO

A

Maxillary second premolar

104
Q

Two premolars without central grooves

A

Mandibular first

Mandibular 3 cusp

105
Q

Mesial marginal ridge is lower than its distal marginal ridge

A

Mandibular first premolar

106
Q

Has no transverse ridge

A

Mandibular 3 cusp

107
Q

Has longer central groove

A

Maxillary first premolar

108
Q

Premolars with only 2 fossa, both triangular

A

Maxillary First and Second premolar

Mandibular Second premolar

109
Q

Which has a lingual groove

A

Mandibular 3 cusp

110
Q

Contact points Canine and Premolars

A

Max- I/M M
Mand-I I/M

Max- M M

Mand 1- M O
Mand 2- O/M M

111
Q

From the proximal view canine crowns are what shape

A

triangular, or wedge

112
Q

Longest tooth in the mouth

A

Maxillary canine

113
Q

which canine has a longer crown

A

Mandibular canine

114
Q

On maxillary and mandibular canines which ridge is shorter. Mesial or Distal?

A

mesial

115
Q

Only teeth with a labial ridge

A

canines

116
Q

What ridge do premolars have

A

buccal

117
Q

Are canines wider labiolingually or mesiodistally

A

labiolingually

118
Q

Are mandibular incisors wider labiolingually or mesiodistally

A

labiolibgually

119
Q

Are maxillary incisors wider labiolingually or mesiodistally

A

mesiodistally

120
Q

Are canines mesial cusp ridge shorter or longer than distal

A

mesial cusp ridge shorter

121
Q

maxillary canine cingulum is….. large or small

A

very large

122
Q

Which tooth has a lingual ridge, mesial fossae and distal fossae

A

the maxillary canines

123
Q

Which ridge is more prominent in the maxillary canines

A

mesial

124
Q

Which canine has more prominent features

A

maxillary

125
Q

Which canine has a cingulum that can be distal

A

mandibular canine

126
Q

on the canines which ridge is longer

A

mesial

127
Q

canines
cusp tip labial
cusp tip lingual

A

maxillary canine- labial cusp tip

mandibular canine- lingual cusp tip

128
Q 
Which tooth is 
Cingulum more prominent
Cusp tip labial to root axis
Labial height of contour more pronounced
Labial height of contour less cervical
Incisal wear more lingual 
Cusp tip thicker faciolingually 
Distal root depression is more distinct than mesial
A

maxillary canine

129
Q 
Which tooth is 
Cingulum less prominent
Cusp tip lingual to root axis
Labial height of contour less pronounced
Labial height of contour more cervical
Incisal wear more labial
Cusp tip thinner faciolingually 
Distal root depression is more distinct than mesial
A

mandibular canine

130
Q

Which canine has a incisal edge with a distoligual twist

A

mandibular canine

131
Q

which canine is more symmetrical

A

mandibular canine

Tooth M (3 decks)

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