Chp 3/4 Flashcards
1
Q
what premolar has the largest transverse ridge
A
MAND. 1st Premolar
2
Q
Which premolar has a nonfuctional lingual cusp
A
MAND. 1st Premolar
3
Q
Which premolar has a Y groove
A
MAND. 2nd Premolar 3 Cusp
4
Q
Which premolar is widest Mesiodistally?
A
2nd premolar
5
Q
The mesial contact of the crown of the maxillary canine is located?
A
incisal- middle third
6
Q
Which maxillary premolar has the longer groove
A
1st premolar
7
Q
Which premolar has a mesiolingual groove?
A
1st Max premolar
8
Q
Which premolar has a diamond shape?
A
Mand 1st premolar
9
Q
Which premolar has a H or U shape?
A
Mand 2nd premolar 2 cusp
10
Q
Which has the deepest lingual fossa on the root?
A
Maxillary Canine
11
Q
Which canine has the shortest crown?
A
Maxillary Canine
12
Q
What is the contact point on the distal maxillary canine?
A
middle 3rd
13
Q
Which canine has the most prominent cingulum? Max or Mand?
A
Maxillary
14
Q
Which canine’s mesial slope is more horizontal?
A
mandibular
15
Q
What does the wear faucet look like on a canine
A
diamond
16
Q
Maxillary canine is…..
A
more pointy wider longer root shorter crown larger labial ridge
17
Q
What makes up a transverse ridge
A
2 triangular ridges
Distal developmental grooves
Distal marginal ridge
Distal fossa
18
Q
Function of canines
A
tearing food
19
Q
Which are the longest tooth in each arch
A
canine
20
Q
Which canine has a longer crown
A
Mandibular
21
Q
The deepest concavity on the canine root is called
A
the distal lingual fossa
22
Q
What shape is the entire lingual outline of a canine
A
S shaped
23
Q
Which teeth have a prominent labial ridge
A
canine
24
Q
Are canines wider labiolingually or mesiodistally?
A
labiolingually
25
Where is the distal contact point of the maxillary canine?
middle third
26
Where is the mesial contact point of the maxillary canines?
incisal middle third
27
Which canine is narrower mesiodistally
Mand
28
On the maxillary canine which cusp ridge is shorter
mesial
29
Mesial contact area of maxillary canine
incisal and middle third
30
Distal contact area of max canines
more cervical
31
Mesial contact area of mand canine
incisal
32
Distal contact area of mand canine
Incisal middle third
33
Which tooth is the longest and has the longest root
max canine
34
Longest tooth in mandible
mand canine
35
Lonest crown in the mouth
mand canine
36
Which canines cusps ridge is more horizontal
mand canine
37
Which canine is more prominent lingually (lingual ridge)
max canine
38
Which canines cingulum is more centered
maxillary
39
Which canines cingulum is more distal
mandible
40
Which canines lingually have elevated marginal mesial and distal ridges
max
41
Which canine has a more prominent prominent cingulum
Max
42
Which canine has a cusp tip that appears thicker faciolingually
max
43
Which canine has incisal wear more lingually
canine
44
Is the depression on the canine root larger mesialally and distally
distal
45
Which canine has to a more asymmetrical outline
Maxillary
46
Which canine hasn’t incisal edge with the distal lingual twist
Mandibular
47
Which canine has the distal half of the crown pinched
Maxillary
48
Which premolar has a mesial cusp ridge of the buccal cusp longer than distal
Maxillary first premolar
49
Which premolar has a mesial cusp ridge longer than distal
Maxillary 1st
50
Which maxillary premolar has a depression more common mesial to the buccal ridge
Max 1st premolars
51
Where is the contact point mesially on the maxillary premolars
More occlusal
52
Which maxillary premolars has bulging shoulders
Maxillaryy 1st
53
Which maxillary premolars have a depression more common distal to the buccal ridge
Maxillary 2nd premolars
54
Which maxillary premolar has a crown that tapers towards the lingual
1st maxillary premolars
55
Which maxillary premolars has a mesial cusp ridge shorter than distal
Maxillary 2nd premolars
56
Which maxillary premolar has two roots
1st maxillary
57
Which maxillary premolar typically has a buccal cusp that is longer than the lingual
1st maxillary premolars
58
Which maxillary premolar has a pronounced mesial crown depression
1st
59
Which maxillary premolar always has a mesial marginal ridge groove
Maxillary 1st premolar
60
Which mandibular premolar has a mesial crown outline that is more concave or flat
Mand 1st
61
Where does the
| maxillary first premolar/second premolar and mandibular first premolar mesial surface contact
Middle third
62
Which tooth has a severe lingual crown tilt
Mandibular first
63
The mesial contact area is located more incisally than is the distal contact area on the same tooth.
mandibular and maxillary canine
64
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)?
Mandibular first premolar
65
When viewed from the proximal, which teeth are more likely to exhibit a lingual tilt of the crown relative to the root?
Mandibular premolars
66
Which premolar is most likely to have three cusps?
Mandibular second premolar
67
Which anterior tooth has a mesial cusp slope that is more nearly horizontal?
Mandibular canine
68
Which premolar has two major cusps almost the same size and length?
Maxillary second premolar
69
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 _____ ______.
distolingual fossa
70
The cingulum is centered mesiodistally.
all premolars
71
The __________ ridges and the __________ ridges make up the exterior boundary of the occlusal table.
cusp; marginal
72
If a mandibular second premolar has three cusps, what are they called?
Mesiolingual, distolingual, and buccal
73
When considering all premolars, which cusp is least developed?
Lingual cusp of the mandibular first premolar
74
When holding an extracted maxillary and mandibular canine from the same mouth, which characteristic(s) can be used to distinguish the maxillary canine?
The cusp of the maxillary canine is more pointed
75
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.
Triangular ridges
76
Which of the following teeth is most likely to have a central fossa and a lingual groove?
Mandibular second premolar
77
Which posterior tooth is MOST likely to have a mesial longitudinal root depression more prominent than the distal root depression?
Maxillary first premolar
78
Which premolar (if any) normally has the mesial cusp ridge of its buccal cusp longer than the distal cusp ridge?
Maxillary first premolar
79
The crown of the permanent maxillary canine is ________the crown of the permanent mandibular canine.
shorter than
80
When viewed from the facial, what is the geometric shape of a premolar?
Pentagon shaped
81
Which premolar (if any) is most likely to have three cusps: one buccal and two lingual?
Mandibular second premolar
82
A Y-shaped occlusal groove pattern is characteristic of a:
Mandibular second premolar
83
One permanent premolar has a pronounced concavity on the cervical part of the crown. Which premolar and which surface is this?
Mesial surface of the maxillary first premolar
84
Which statement is NOT true when describing a mandibular canine?
The cingulum and marginal ridges are prominent compared to maxillary canines.
85
The mesial contact of the crown of the maxillary canine is located in the _____ of the crown.
junction of the incisal and middle thirds
86
Compared to a maxillary first premolar, a maxillary second premolar is most likely to exhibit:
A shorter central groove
87
Which premolar has a central fossa and two triangular fossae.
Mandibular second premolar ( three-cusp type )
88
Where is the mesial contact of the permanent mandibular canine located?
Incisal third
89
From the proximal view, which premolar most closely resembles a canine?
Mandibular first premolar
90
The only single-rooted tooth to have three cusps is the _______ ______ ______.
mandibular second premolar
91
On an unworn permanent canine (maxillary or mandibular), the distal cusp ridge is slightly__________ than the mesial cusp ridge.
longer
92
The distal contact area of the maxillary canine is located in the ____ of the crown.
center of the middle third
93
When the maxillary first premolar has more than one root, which description applies?
There are most often two roots: a facial and a lingual.
94
Two premolars that most frequently have a groove crossing the mesial marginal ridge or one groove just lingual to it.
Maxillary first premolar
| Mandibular first premolar
95
Which tooth is most likely to have two roots?
Maxillary first premolar
96
Which of the following roots is, on average, the longest?
Root of a maxillary canine
97
Which is the largest maxillary premolar.
Maxillary first premolar
98
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 _______ ______.
Lingual groove
99
With the long axis of the tooth vertical, which ridge is most nearly horizontal?
The mesial cusp ridge of the mandibular canine
100
Which premolar has a nonfunctional lingual cusp?
Mandibular first premolar
101
has a depression in the cervical one third of the mesial side of the crown and root
maxillary first premolar
102
Maxillary premolar that has the longer sharper buccal cusp
Maxilary first premolar
103
Which maxillary premolar is more symmetrical (occlusalO
Maxillary second premolar
104
Two premolars without central grooves
Mandibular first
| Mandibular 3 cusp
105
Mesial marginal ridge is lower than its distal marginal ridge
Mandibular first premolar
106
Has no transverse ridge
Mandibular 3 cusp
107
Has longer central groove
Maxillary first premolar
108
Premolars with only 2 fossa, both triangular
Maxillary First and Second premolar
| Mandibular Second premolar
109
Which has a lingual groove
Mandibular 3 cusp
110
Contact points Canine and Premolars
Max- I/M M
Mand-I I/M
Max- M M
Mand 1- M O
Mand 2- O/M M
111
From the proximal view canine crowns are what shape
triangular, or wedge
112
Longest tooth in the mouth
Maxillary canine
113
which canine has a longer crown
Mandibular canine
114
On maxillary and mandibular canines which ridge is shorter. Mesial or Distal?
mesial
115
Only teeth with a labial ridge
canines
116
What ridge do premolars have
buccal
117
Are canines wider labiolingually or mesiodistally
labiolingually
118
Are mandibular incisors wider labiolingually or mesiodistally
labiolibgually
119
Are maxillary incisors wider labiolingually or mesiodistally
mesiodistally
120
Are canines mesial cusp ridge shorter or longer than distal
mesial cusp ridge shorter
121
maxillary canine cingulum is..... large or small
very large
122
Which tooth has a lingual ridge, mesial fossae and distal fossae
the maxillary canines
123
Which ridge is more prominent in the maxillary canines
mesial
124
Which canine has more prominent features
maxillary
125
Which canine has a cingulum that can be distal
mandibular canine
126
on the canines which ridge is longer
mesial
127
canines
cusp tip labial
cusp tip lingual
maxillary canine- labial cusp tip
| mandibular canine- lingual cusp tip
128
```
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
```
maxillary canine
129
```
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
```
mandibular canine
130
Which canine has a incisal edge with a distoligual twist
mandibular canine
131
which canine is more symmetrical
mandibular canine
