Kaim random Flashcards
(300 cards)
1
Q
_______ initiates translation of the condyle down the articular eminence
A
The temporomandibular ligament
1
Q
Primary molars differs from permanent molars in that their roots are more
A
divergent
2
Q
The cervical cross section of the maxillary 1st premolar exhibits a
A
kidney shaped root outline
2
Q
_____ have the greatest morphological variation
A
3rd molars and Maxillary laterals are after that
3
Q
______ is the only tooth that has potential of contacting both anterior and posterior teeth
A
The MAX canine
3
Q
The ________ has the greatest faciolingual diameter of the crown for all teeth
A
maxillary first molar
3
Q
______ has measurement that is nearly identical for Inciso-Cervical versus Mesio-distal
A
Max central
4
Q
The condyle on the working side generally rotates
A
about a vertical axis and translates laterally
5
Q
________ forms the distal boundary of the central fossa
A
The oblique ridge of maxillary molar
5
Q
_____ SMALLEST crown dimensions of ANY tooth
A
Mand Central-
6
Q
A common trait of maxillary premolars is that their lingual cusps are off set to the
A
mesial
6
Q
have most variation in crown morphology
A
3rd Molars
7
Q
Occlusal view the greatest faciolingual diameter of a mandibular 2nd molar is in the
A
mesial 1/3
8
Q
The premolar with the steepest cusp inclines is the
A
maxillary 1st premolar
9
Q
Approximately 50% of permanent root formation is completed at the time
A
the tooth erupts
10
Q
The tooth with the longest root is the
A
maxillary canine
10
Q
_____ crown twisted on root
A
Mand Lateral-
11
Q
Primary 2nd molar is the only primary posterior tooth to have
A
oblique & transverse ridges &DL groove
12
Q
Physiological rest position is also known as
A
Postural Position
13
Q
_________ has the greatest m-d diameter of all molars
A
The Mandibular 1st molar
13
Q
The principle muscles that retrude the mandible are the
A
posterior fibers of the temporalis
13
Q
The difference in space from the primary to the permanent dentition is
A
2-4 mm
14
Q
________ usually have two mesial canals
A
Mandibular 1st molars
14
Q
Viewed from the occlusal the basic coronal outline of a mandibular second premolar is
A
pentagonal
15
Of the 3 furcations of a ______ the mesial is the closest to thecervical line
maxillary 1st molar
16
The overjet and overbite provide some degree of protection for
lips cheeks and tongue
17
The ______ occurs at the junction of the dental papilla & the inner enamel epithelium
dentinoenamel junction
18
\_\_\_\_\_\_\_\_ usually has two roots and three canals
Mandibular 1st molar
19
\_\_\_\_\_\_ is the anterior tooth that most frequently exhibits a bifurcated root
The mandibular canine
20
\_\_\_\_\_\_ has distal contact that farthest cervically of any INCISOR
Max lateral
21
The upper compartment of the tmj is that space between the
disc and the articular fossa and eminence
21
The mandibular centrals and laterals most frequently have concave areas on
M &D root surfaces
23
\_\_\_\_\_\_ and _____ generally occlude with only one opposing tooth
Mandibular central incisors and Maxillary third molars
24
The mesial surface of the crown of the _____ is almost parallel to the long axis
mandibular canine
24
\_\_\_\_\_\_ Proximal contacts at same level
Mand Central-
25
The anterior-posterior curvature of the occlusal surfaces as seen in a facial view
The Curve of Spee
26
The primary function of the dental pulp is to
form dentin
27
The primary tooth that has the most distinctly prominent facial cervical ridge is
Mandibular 1st molar
27
The last primary teeth to erupt is the
Maxillary second molars
27
The cusp tip of the primary canine is generally off set to the
distal
27
\_\_\_\_\_\_ has the LONGEST ROOT length of any MANDIBULAR tooth
Mandibular Canine
27
Cruxiform occlusal pattern
Mand 2nd Molar-
28
muscles are primarily responsible for protrusive movement
The lateral pterygoid
29
Facial view of a primary mandibular 1st molar the CEJ is most apically positioned toward the
mesial 1/3
31
The non-working condyle moves
downward forward and medial
31
\_\_\_\_\_\_\_\_ are most likely to be found in the middle 1/3 of the root
Oblique periodontal ligament fibers
31
The mandibular canine has a continuous convex facial surface from
incisal to apical end
32
Mamelons that remain beyond the age of 10 generally indicate
an open bite
32
The lingual concavity of the maxillary anterior teeth
is most influenced by the side shift of the mandible
33
\_\_\_\_\_\_ most symmetrical crown
Mand Central-
34
Centric occlusion=CO=
intercuspal position
35
\_\_\_\_\_\_ of the periodontal ligament provide the major support for a tooth during function
The Oblique fibers
35
\_\_\_\_\_ is a developmental abnormality characterized by the presence of fewer teeth than usual
Oligodontia
35
\_\_\_\_\_\_ has fossa that re closest in size compared to any other posterior tooth
Max 2nd premolar
36
The maxillary first primary molar has a crown that somewhat resembles a
permanent premolar
37
The primate space develops in the maxillary primary dentition between the
lateral and canine
37
Mandibular 1st premolar ______ smallest of any posterior tooth
facio-lingually
38
The roots of the maxillary second molar tend to be
less divergent and have greater distal inclinations
38
Marginal ridge heights for _____ are generally more occlusal than on the distal
posterior teeth
39
Max 1st premolar only premolar with longer
mesial cusp ridge
40
The lingual cusp of the ______ in normal occlusion does not occlude
mandibular 1st premolar
41
\_\_\_\_\_\_ only tooth with mesial marginal ridge groove and mesial corwn concavity and mesial root depression
Max 1st premolar
42
The DL groove of a ______ is an anatomical feature that complicates root planning
MAX lateral incisor
43
Supernumerary teeth when seen in the maxilla are usually found between
the centrals or as 4th molars
43
\_\_\_\_\_\_ has mesial marginal ridge that is more cervical than distal marginal ridge
Mandibular 1st premolar
44
The maxillary first primary molar has a root that resembles a typical
permanent molar
44
The ideal position and height of lingual cusps of ______ accommodates working movement
MAND 1st molar
44
Mandibular 1st premolar most variation of all posterior teeth in
facial versus lingual cusp height
45
The direction of primary enamel rods in the cervical third is in an
occlusal direction
46
\_\_\_\_\_\_\_\_\_ have long axis of their root apices facial and their crowns lingual
Mandibular molars
46
Interradicular fibers are not
periodontal fibers
46
Maintenance of the epithelial attachment is a function of the periodontal ligament
FALSE
47
The bifurcation for the mandibular canine roots when present creates a
facial and lingual root
48
The maxillary lateral incisor is usually equal to or larger than the
maxillary central in root length
48
The _______ is a depression in the temporal bone ( just anterior to the auditory canal)
glenoid fossa
48
Maxillary Canine cusp tip located ____ to ling axis
facial
49
The largest cusp of the mandibular first molar is the
mesio-facial
49
The most prone facial & lingual surfaces of molars are the
lingual of max and the facial of mandibular
50
\_\_\_\_\_\_ has GREATEST cervical prominence of any ANTERIOR tooth
Maxillary Canine
51
\_\_\_\_\_\_\_\_ occurs during the earliest stage of lateral movement
Bennett movement
52
ONLY premolar with a central fossa
Mandibular 2nd premolar
53
has the LONGEST root of any other molar
Mand 1st Molar
54
Mandibular central incisors have proximal contacts at approximately the same levels on
mesial & distal
55
LARGEST Occluso-cervical crown dimension of any MANDIBULAR molar
Mand 1st Molar
56
The direction of enamel rods in permanent teeth in the cervical third is in a
gingival direction
57
The usually pattern of eruption for primary teeth is
centrals - laterals - 1st molars - canines - 2nd molars
57
The TMJ is protected by
snovial fluid fibrocartilage ligament suspension and masticatory muscles
58
\_\_\_\_\_\_ has mesio-distal measurement that is nearly identical to facio-lingual (Closest of all ANTERIOR teeth)
Max lateral
59
\_\_\_\_\_\_ has distal contact centered both Inciso-cervically and facio-lingually
Max lateral
61
For multirooted teeth dentin continues to form MOST rapidly at the
floor and roof of the pulp chamber
62
Mand 1st Molar has three
facial cusps
63
The Y type mandibular pre molar has
one facial and two lingual cusps
63
Caries stimulates the production of
secondary dentin
64
is a muscle guide position
Physiological rest position
66
The primary spacing for the anterior teeth is most frequently caused by the
growth of the dental arches
67
The first succedanous tooth to erupt in the mouth is the
permanent mandibular central incisor
67
The main component of enamel is
inorganic matter (NOT collagen)
68
The cervical cross section of the maxillary 1st premolar exhibits a
kidney shaped pulp chamber floor
69
The ______ is the prime mover in effecting a left working movement
right lateral pterygoid
69
The facial masticatory mucosa (attached gingival) is narrowest for the
mandibular first premolar
70
Periodontal ligament fibers are made up of
collagen
71
Accessory pulp canals allow the pulp tissue to m communicate with the periodontal ligament space
TRUE
72
The lower compartment of the tmj is located between the
condyle and the disc
74
Except for third molars the maxillary lateral incisor
exhibits the most deviation in crown morphology
75
The pulp chamber of a mature tooth contains
blood vessels and nerves
76
The epithelial attachment is always an actual part of a tooth’s periodontium
TRUE
76
The molar that has the most distinct transverse ridge separating the mesial fossa is the
mandibular 1st
77
The lingual cusp of the _______ is off set to the mesial the first more than the second
maxillary premolars
77
The mesio-distal width of the mandibular lateral incisor is wider than the
mandibular central incisor
79
The occlusal outline from an occlusal view for the maxillary first molar is
rhomboidal
80
The obtuse corners coincide with the direction of the
oblique ridge
81
GREATEST F-L crown dimension of any ANTERIOR tooth
Maxillary Canine
82
From the facial or lingual view canines have a
pentagonal outline
83
\_\_\_\_\_\_\_ has frequently both a separate mesial and distal pit
The mandibular 1st premolar
84
The facial cusp of the maxillary 1st premolar is offset to the
distal
84
Dense avascular fibrous connective tissue covers the
articulating osseous structures of the TMJ
85
In delayed resorption of primary incisors the permanent incisors usually erupt
lingually
87
The physiologic rest position is established when the mastication muscles are in
tonic equilibrium
89
All premolars are wider
faciolingually than mesiodistally
91
The hardest dental tissue is
enamel
92
The smallest root of the maxillary molar is the
distofacial
93
The non-molar tooth that most frequently exhibits three roots is the
maxillary 1st premolar
95
\_\_\_\_\_\_ has two cusps that are of equal height
The maxillary 2nd premolar has
95
From a facial view the crown of a ______ has a mesio-incisal slope longer than the distoincisal
primary canine
96
The highest and sharpest cusp on a primary mandibular first molar is the
mesiolingual
97
has GREATEST distal root inclination of any other tooth
3rd Mandibular Molar
99
In cervical cross section the root of the mandibular canine is flattened in a
mesio-distal direction
100
\_\_\_\_\_\_\_\_ are the only anterior teeth that are wider mesio-distally than facio-lingually
Maxillary incisors
101
The cross section of the mandibular canine at the CEJ is
OVOID but wider mediodistally at the labial
102
The crown of the mandibular second molar inclines to the
mesial and lingual
104
\_\_\_\_\_\_\_\_ of the mandibular molars occludes in the central fossa of the maxillary molars
The distobuccal cusp
105
The function of the ____ is to form and supply nutrients to dentin and transmit sensory stimuli
pulp
106
The disk of the TMJ is moved forward principally by the
lateral pterygoid
106
The primate space develops in the mandibular primary dentition between the
canine and 1st molar
108
\_\_\_\_\_\_ has the most pronounced developmental marginal groove of any max tooth
The maxillary 1st premolar
109
The distolingual cusp of maxillary molar is the only one that is not part of the
molar cusp triangle
111
The groove pattern for the mandibular second molar is consider a
cross (+) pattern
112
The largest root of the maxillary molar is the
palatal
112
periodontal ligament fibers reduces the likelihood of forceful impaction into the alveolus
The oblique
113
Maxillary Canine distal contact is
centered
115
The premolar that has a longer mesio-facial cusp ridge than disto-facial cusp ridge is the
maxillary 1st
117
\_\_\_\_\_\_\_ plays the greatest role in discluding the posterior teeth in latero-protrusive
Anterior guidance
119
Facial view the apex of the lingual root is in line with the
facial groove of the tooth
120
The premolar that most frequently has a single central pit is the
mandibular second
120
\_\_\_\_\_ from an occlusal view are frequently heart shaped because the are missing the DL cusp
Max 3rd molars
121
The facial surfaces of ________ are located medial to the border of the ascending ramus
mandibular molars
122
\_\_\_\_\_\_are a result of normal enamel apposition
Perikymata
124
The non-molar tooth that most frequently has a mesial and distal pulp horn is the
max central incisor
126
\_\_\_\_\_\_\_ travel from one root to an adjacent root surface
The transseptal periodontal fibers
127
Viewed from the occlusal the 4 posterior teeth in the mandibular arch are aligned in a
straight line
128
When viewed from the occlusal the arrangement of the teeth are
parabolic
129
The lingual cusp of a _____ is similar in development to the cingulum of a canine
mandibular 1st premolar
129
\_\_\_\_\_\_ makes a C shape from crown tip to root apex
Mandibular Canine
130
The anterior tooth that most likely would demonstrate a lingual pit cavity is
maxillary lateral incisor
130
The center of the oblique ridge on a ______ is at the same level with the marginal ridge
Maxillary 1st molar
131
Molar that most frequently has only 3 cusps
The maxillary 3rd molar
132
The apex of the triangular-shaped boundary of the interproximal space is the contact area of the teeth
TRUE
133
The height of contour is in the ______ for the facial surfaces of all teeth
gingival 1/3
134
Accessory pulp canals may be found in the
cervical third of the root and furcation areas of molars
136
The geometric form of anterior teeth when viewed from the proximal is
triangular
138
The ______ from a proximal view tends to be positioned with the most nearly vertical axis
maxillary canine
138
\_\_\_\_\_\_\_ is the bodily shift of the mandible toward the working condyle
Bennett movement
139
The contact between a max central and lateral incisor
makes the lingual embrasure larger than the facial
140
The smallest cusp of the mandibular 1st molar is the
distal cusp
141
The _______ muscle is NOT an elevator of the mandible
lateral pterygoid muscle
142
The mesiolingual developmental groove on tooth # 21 originates from the
occlusal pit
143
The usual overjet is
2-4 mm
144
Ligaments associated with the TMJ serve to protect surrounding and supporting tissues from damage
TRUE
145
\_\_\_\_\_\_\_ is the cemental union of 2 fully formed teeth that were originally separate entities
Concrescence
145
Teeth are in contact in intercuspal position during
NON mastictory swallowing
146
The cervical line of permanent teeth has the greatest depth of curvature on the
mesial aspect
147
The _____ cusp of the maxillary 1st molar is the largest and longest posterior cusp
mesiolingual
149
\_\_\_\_\_\_\_\_\_\_ results from the union of the facial and lingual triangular ridges
A transverse ridge
151
A primary molar lacks an
identifiable root trunk
152
The incisal embrasure between the maxillary centrals is smaller than between the
central and the lateral
153
The _____ is the only premolar that frequently only has one pulp horn
mandibular first premolar
153
has SHORTEST root of any mandibular tooth
3rd Mandibular Molar
154
This mesiolingual and distofacial angles from the occlusal outline tend to be
obtuse angles
155
\_\_\_\_\_ has a mesial concavity that makes it difficult to adapt a matrix band
The maxillary 1st premolar
157
The side shift of the mandible is also known as the
Bennett movement
158
\_\_\_\_\_\_ separates cusp ridges from marginal ridges
Developmental grooves
160
For molar teeth the root canals join the pulp chamber apical to the
cementoenamel junction
161
\_\_\_\_\_\_ have the most distinct and deepest lingual fossa’s of all anterior teeth
Maxillary lateral incisors
162
Accessory pulp canals may contain
nervous and vascular tissue
163
The ______ has the longest root
maxillary canine
165
The _____ has the most distinct transverse ridge
primary mandibular first molar
166
ONLY premolar with a lingual groove
Mandibular 2nd premolar
167
distinguished by the cervical curvature which is greater on the mesial than distal
Mandibular centrals
169
\_\_\_\_\_\_ generally have the most prominent marginal ridges of all anterior teeth
The maxillary lateral incisors
170
The non-molar that is least likely to have a bifurcated root is the
maxillary central incisor
172
\_\_\_\_\_\_\_limits the extent of jaw opening
The temporomandibular ligament
173
In Posselt’s envelope of motion maximum intercuspal position is the
most superior point
174
Mandibular 1st premolar only tooth with a _____ groove
mesio-lingual
176
The number of permanent dentition that normally have cingulums
total of 12 teeth
177
When the mandible moves from CO to edge to edge the condyles move
forward & downward
179
The middle facial lobe of the maxillary canine includes the
cusp tip
180
The mandibular primary primate space is located between
canine and first molar
182
The TMJ has
2 synovial cavities
183
\_\_\_\_\_\_\_\_\_ have contact points at the same incisocervical level
The mandibular central incisors
184
When a 4th pulp canal is present in a maxillary first molar it is located in the
mesiofacial canal
185
The ______ has its mesial marginal ridge more cervical than the distal
mandibular first premolar
186
Physiologic rest position occurs when the mastication muscles are in
tonic equilibrium
188
The occlusal outline for the mandibular 1st premolar occlusal view is
diamond shaped
189
LARGEST FL crown dimension of ANY other MANDIBULAR tooth
Mand 1st Molar
191
More of the occlusal surface can be seen from the mesial than distal for a
mandibular 1st premolar
192
\_\_\_\_\_\_ has GREATEST cervical curvature (on mesial) of any other tooth
Max central
194
The thickest section of the articular disc when seen in the sagittal plane is the
posterior border
196
\_\_\_\_\_\_ is the Posterior tooth that has the greatest cervico-occlusal crown height
The maxillary 1st premolar
197
\_\_\_\_\_\_\_\_ of the Maxillary molars occludes in the central fossa of the mandibular molars
The mesiolingual cusp
197
Of the 3 furcations of a ______ the distal is the furthest from the cervical line
maxillary 1st molar
199
The ______ has a wider m-d width toward the facial than toward the lingual
maxillary 1st molar
201
\_\_\_\_\_\_\_\_ are the only posterior teeth that are wider mesio-distally than facio-lingually
Mandibular Molars
203
The mesio-distal width of the maxillary lateral incisor is narrower than the
maxillary central incisor
204
The shortest interdental papilla is between the
mandibular second premolar and first molar
205
In the rare event of a second canal for a mandibular 1st premolar it is most likely located to the
lingual
207
\_\_\_\_\_ is the most bilaterally symmetrical tooth
The primary and permanent mandibular central incisor
208
Periodontal ligament fibers support the tooth connecting to the dental alveolar bone via the
cementum
209
Other than 3rd molars the tooth that is most often congenitally missing is the
maxillary lateral incisor
210
\_\_\_\_\_\_\_\_ are the non molar teeth having the sharpest demarcation between pulp chamber & canal
tooth #5 &12
210
\_\_\_\_\_\_ symmetrical POSTERIOR tooth
Max 2nd premolar
211
The ______ has the smallest faciolingual crown dimension
primary mandibular central incisor
212
The mandibular canine is narrower mesiodistally than the
maxillary canine
214
The groove pattern for the mandibular first molar is considered a
Y or Dryopethicus pattern
215
The number of lobes that form the anterior teeth is
4
217
Continued eruption of a tooth through the surrounding tissue makes the clinical crown appear
longer
218
At mid root cross section of first molars the largest is the
mesial of the mandibular
219
The distoincisal angle of the _______ has the greatest convexity of all maxillary anterior teeth
maxillary lateral
220
\_\_\_\_\_\_\_\_ are the only maxillary teeth that are wider mesio-distally than facio-lingually
Maxillary incisors
221
The crown form of canines from a facial view is
pentagonal
222
A key feature that differentiates a mandibular1st & 2nd molar is the number of
developmental grooves and number of cusps
224
The mesiofacial and distolingual angles from the occlusal outline tend to be
acute angles
225
MESIAL root has GRATEST F-L dimension of any other root
Mand 1st Molar
226
Contraction of the lateral pterygoid produces _____ movement of the condyle from the articular fossa
forward
227
The developmental groove between the df cusp and the dl cusp of the mandibular 1st molar is
distofacial (Looking it up it looks like the distofacial is between the DF and D groove)
227
When compared to a maxillary canine the mandibular canine has contact areas located more
incisally
228
The ______ has the greatest facio-lingual axial inclination
maxillary central
229
\_\_\_\_\_\_ has cusp heights closer in height to each other than any other PREMOLAR
Max 2nd premolar
230
closest in size FL vs MD of any MAXILLARY POSTERIOR tooth
Max 1st Molar
231
Maxillary Canine has a
distal bulge
233
The cross sectional outline at the cervical is roughly triangular for the
permanent maxillary 2nd molar
235
The cervical ridge is most prominent for primary maxillary teeth on the MF surface of the
1st molar
237
All ______ generally have cingulums
All anterior teeth (12)
239
The primary central incisor exhibits a prominent cervical ridge both on the
facial and lingual surfaces
240
\_\_\_\_\_\_ GREATEST OVERALL total tooth length
Maxillary Canine
241
\_\_\_\_\_\_ tends to taper toward the facial rather than toward the lingual
maxillary 1st molar
242
\_\_\_\_\_\_ has incisal edge lingual to long axis
Mandibular Canine
244
The _______ does NOT look like any permanent tooth
primary first mandibular molar
245
In a healthy mouth the alveolar process is thinnest around the facial of the
mandibular central incisors
247
The primary maxillary 1st molar most often bears the greatest resemblance to a
premolar
248
Mesiolingual groove is an identifying characteristic for the
mandibular 1st premolar
249
Primary teeth are less mineralized than permanent teeth are consequently are more
worn
250
\_\_\_\_\_\_ has greateas MD crown dimension of any ANTERIOR tooth
Max central incisor
251
In cross section the root of the mandibular canine is
irregularly oval
252
Calcification of the primary roots is normally completed at
3-4 years of age
253
ONLY premolar with multiple lingual cusps
Mandibular 2nd
254
Hypercementosis is an excess of calcified tissue formation at the
root apex
254
The primary mandibular 1st molar usually exhibits a
distal triangular fossa
255
The dentin that is most highly mineralized is
intra or peritubular dentin
256
The predominant connective tissue for periodontal ligament fibers
Collagenous
257
The tooth that is most likely forced into the maxillary sinus during an extraction is the
first molar
259
The primary teeth that differ most from permanent teeth are the
first molars
260
The number of lobes that form the posterior teeth coincides
with the number of cusps
261
The percentage of dentin that is organic is
20-30%
263
The occlusal table of a posterior tooth makes up 55-65% of the total
facio-lingual dimension
264
Mandibular 1st premolar is closest of all MANDIBULAR TEETH in
FL versus M-D diameter
265
The primary _________ generally exhibits cusp of Carabelli
second molar
266
\_\_\_\_ teeth have distal and mesial marginal ridges
All
267
\_\_\_\_\_ has MOST crown shape variations
Max lateral
268
LARGEST M-D crown dimension of ANY other tooth
Mand 1st Molar
269
ligament guided position
Centric relation is a
270
The occlusal outline of a mandibular first molar is a
pentagon
270
Crown of the ________ has a shorter distolingual groove than the second molar
maxillary first molar
271
\_\_\_\_\_\_ has longest CROWN dimension of any other tooth
Mandibular Canine
272
The softest dental tissue is
cementum
274
\_\_\_\_\_ has straightest mesial alignment of crown to root
Mandibular Canine
275
The Y type mandibular 2nd premolar has the same number of occlusal pits as the
mandibular 1st molar
276
\_\_\_\_\_\_ has sharpest set of incisal angles (mesial and distal)
Mand Central-
277
has a distal concavity that can pose special problems in matrix placement
The Maxillary 1st molar
278
has GREATEST root separation of ANY OTHER tooth
Mand 1st Molar
279
The mandibular canine has a less prominent cingulum than the
maxillary canine
280
The size and position of the cusps are more identical for the
2nd maxillary premolar than the first
281
The mesiolingual developmental groove on tooth # 21 extends onto the
proximal surface
282
The _____ most often is in abnormal relation and contact with adjacent teeth
maxillary lateral incisor
283
\_\_\_\_\_\_\_ has a uniquely prominent triangular ridge
The mandibular 1st premolar
285
\_\_\_\_\_\_ mesio-distal crown width SMALLEST of any MAXILLARY tooth
Max lateral
286
\_\_\_\_\_\_\_\_ exhibits more cusps than the primary first molar
The primary second molar
287
\_\_\_\_\_ has longest root of any other tooth
Maxillary Canine
288
\_\_\_\_\_\_\_ of an anterior tooth is the first to calcify
The incisal ridge
289
\_\_\_\_\_\_\_\_ are the only mandibular teeth that are wider mesio-distally than facio-lingually
Mandibular Molars
290
The mandibular 1st PREmolar the mesial marginal ridge located more
cervical than the distal
291
From a proximal view the incisal ridge of the crown is on line with the
center of the root
292
The lingual cusp of the mandibular first premolar is approximately
2/3rds the height of the facial cusp
293
The premolar that is most likely to have a crescent-shaped central developmental groove is
Mand 2nd
294
The _______ resembles a premolar
primary first maxillary molar
295
Extrinsic muscle of the tongue that causes it to retract
The styloglossus muscle
296
The oblique ridge connects the
mesiolingual and distofacial cusps
297
The apex of a tooth is fully formed _____ after it erupts in the mouth
2-3 years
298
\_\_\_\_\_\_\_\_ is the primary tooth that generally has an oblique ridge
The primary maxillary 2nd molar
299
The teeth whose function is primarily biting are
incisors and canines
300
Tooth contact almost exclusively determines
intercuspal position
