Final Exam Review Questions Flashcards
(196 cards)
1
Q
in the permanent maxillary first molar, the ___ ___ is larger than the lingual
A
- buccal embrasure
- this is opposite of normal
2
Q
from the proximal view of the permanent mandibular canine, it makes a ___ shape from crown tip to root apex
A
C
3
Q
the primary mandibular central incisor has the smallest ___ dimension
A
labiolingual
4
Q
the permanent mandibular central incisor is ___ than the mandibular; this is ___ of the maxillary incisors
A
- smaller
- opposite
5
Q
eruption of primary teeth begins and ends at about what ages?
A
- begins around 6 months
- ends around 30 months
6
Q
in the primary maxillary canine, the tip of the cusp is ___ to the center
A
distal
7
Q
the occlusal outline from the occlusal view of the mandibular 1st premolar is ___ shaped
A
diamond
8
Q
the primary maxillary canine’s ___ slope of the cusp is longer than the ___ slope
A
- mesial
- distal
9
Q
the maxillary 2nd premolar has ___ that are equal in size compared to any other posterior tooth
A
fossa
10
Q
the permanent mandibular central incisor is the most ___ symmetrical
A
bilaterally
11
Q
the maxillary 3rd molar has a single antagonist. what does this mean?
A
it occludes with only one tooth
12
Q
the apex of the the mandibular 2nd premolar root approximates what feature of the mandible?
A
mental foramen
13
Q
other than 3rd molars, the permanent maxillary lateral incisors are the most often congenitally ___ tooth
A
missing
14
Q
in the permanent maxillary first molar, the center of the oblique ridge is the same level as what?
A
the marginal ridges
15
Q
the lingual cusp of the maxillary first premolar is offset to the ___
A
mesial
16
Q
the permanent maxillary lateral incisors have a mesiodistal measurement that is nearly equal to the ___ measurement - this is the ___ of all anterior teeth
A
- labiolingual
- closest
17
Q
the maxillary first premolar is the only premolar with a longer ___ ridge
A
mesial
18
Q
overall, the CEJ dips deeper on what 4 teeth/ asepcts of teeth?
A
- anterior teeth than posterior
- maxillary teeth than mandibular
- mesial side of the tooth than distal
19
Q
the mandibular 2nd premolar is the only premolar with what 3 things?
A
- multiple lingual cusps
- lingual groove
- central fossa
20
Q
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?
A
- triangular
- due to the three root configuration
21
Q
the permanent mandibular canine is the anterior tooth that most freqently exhibits a ___ root. it is positioned ___ and ___.
A
- bifurcated
- labial
- lingual
22
Q
the maxillary first premolar’s mesial slope (mesial cusp ridge) of the buccal cusp is ___ than the distal slope
A
longer
23
Q
the permanent maxillary central incisors are the non-molar teeth that most frequently have ___ and ___ pulp horns
A
mesial and distal
24
Q
in normal occlusion, the lingual cusp of the mandibular 1st premolar does not ___. in other words, it is not a “___”
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
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
