Tooth bdays Flashcards
1
Q
6/9
A
Man 1st Molar
Man Central Incisor
Max 1st Molar
2
Q
7/10
A
Max Central Incisor
Man Lateral Incisor
3
Q
8/11
A
Max Lateral Incisor
4
Q
9/12
A
Mandibular Canine
5
Q
10/12
A
Maxillary First Premolar
Mandibular First Premolar
6
Q
11/12
A
Maxillary 2nd Premolar
7
Q
11/13
A
Max Canine
Man 2nd Premolar
8
Q
11/14
A
Man 2nd Molar
9
Q
12/14
A
Max 2nd Molar
10
Q
month / date meaning
A
month - eruption
day - root formation
11
Q
Order of Eruption - Maxilla Deciduous
A
Central Incisor -> Lateral Incisor -> First Molar -> Canine -> Second Molar
(Canine after First molar)
12
Q
Order of Eruption - Mandible Deciduous
A
Central Incisor -> Lateral Incisor -> First Molar -> Canine -> Second Molar
13
Q
Eruption order - Mandible Permanent Dentition
A
1st Molar then in order
14
Q
Eruption Order - Maxilla Permanent Dentition
A
First Molar, then in order, but canine after second premolar
15
Q
contact area trends in location and size
A
location - moves cervically from anterior to posterior
size - increases in size from anterior to posterior
16
Q
depth of curvature trend
A
greatest on incisor and decreases posteriorly
17
Q
anterior teeth have their facial and lingual heights of contour where
A
in the cervical 1/3 of the crown
18
Q
proximoincisal angles are more rounded on the mesial or distal surface (1 exception)
A
distal surface
exception - mandibular central incisor has the same angle on both the mesial and distal surfaces
19
Q
which tooth has the same proximonincisal angle on both the mesial and distal surface
A
mandibular central incisor
20
Q
proximal surfaces are more convex on the distal or mesial (1 exception)
A
more convex on the distal
exception - mandibular central incisor has the same amount of convexity on both surfaces
21
Q
which teeth has the same amount of convexity on both proximal surfaces
A
mandibular central incisor
22
Q
the incisal embrasures increase or decrease in size from the midline to the distal aspect of the canines (1 exception)
A
the incisal embrasures increase in size from the midline to the distal aspect of the canines
exception - mandibular central incisor has the same size incisal embrasures on both the mesial and distal surfaces
23
Q
which tooth type has the same size incisal embrasures on both the mesial and distal surfaces
A
mandibular central incisor
24
Q
mesial proximal contacts are usually located where of the crown or near the junction of what of the crown
A
mesial proximal contacts are usually located in the incisal/occlusal 1/3 of the crown or near the junction of the middle and incisal/occlusal thirds of the crown
25
distal proximal contacts are located farther where than the mesial proximal contacts (1 exception)
located farther cervically
exception - mandibular central incisor has both proximal contacts at the same level
26
which tooth has both proximal contacts at the same level
mandibular central incisor
27
from a faciolingual perspective, all proximal contacts on maxillary anterior teeth are centered how
faciolingually
28
from a faciolingual perspective, on mandibular anterior teeth all proximal contacts are located where
all located slightly lingual to the faciolingual center of the crown
29
the cervical line curves farther towards where on the mesial than it does the distal surface
cervical line curves farther towards the incisal edge/occlusal surface on the mesial then it does the distal
30
crown extends what to the root on both the mesial and distal surfaces (1 exception)
extends laterally to the root
exception - mesial surface of the mandibular canine crown does not extend lateral to the root
31
what tooth's mesial surface of its crown does not extend lateral to the root
mandibular canine
32
when roots curve, they generally curve what direction (1 exception)
roots curve distally
exception - the mandibular canine can have a root where the root apex curves mesially
33
anterior teeth usually have one root except for
mandibular canine can have bifurcated root where the root divides into two separate roots
34
when roots have developmental depressions, they are deeper on what side
deeper on the distal surface
35
all teeth show evidence of how many or more lobes
3 or more lobes
36
what age is mixed dentition
6-12
37
what teeth are oblique ridges found on and what do they connect
only maxillary molars
connect mesiolingual and distofacial cusps
38
how many primary teeth
20
39
palmer notation #1 which tooth and what is the position of the bracket
incisor
bracket points inward on diagram (L bracket is left side)
40
international system
first number is quadrant, second is tooth position from middle
(primary teeth quadrants are 5,6,7,8)
41
how many line angles does each tooth have
8 line angles
42
how many point angles do teeth have
4 point angles
43
to get total # of teeth what do u need to do to dental formula
double it (only shows one side for top and bottom)
44
all anterior teeth have their facial and lingual heights of contour where
in the cervical 1/3 of the crown
45
all posterior teeth have their facial heights of contour where
in the cervical 1/3 of the crown
46
the lingual heights of contour of posterior teeth are where (1 exception)
in the middle 1/3
exception - mandibular 2nd premolar has it on the occlusal 1/3 of the crown
47
on both anterior and posterior teeth, the mesial and distal crown surfaces are located where to the proximal contacts and are entirely slightly convex or concave (1 exception)
located cervically
entirely slightly convex
exception - maxillary 1st premolar has a uniquely deep cervical crown depression on its mesial surface that unites with a deep developmental root depression
48
on anterior teeth the proximoincisal angles are more rounded on which side (1 exception)
more rounded on the distal side
eception - mandibular central incisor has the same angle on both mesial and distal side
49
on anterior teeth, the incisal embrasures increase or decrease in size from the midline to the distal aspect of the canines (1 exception)
increase
exception - mandibular central incisor has the same incisal embrasures on both the mesial and distal surfaces
50
on both anterior and posterior teeth, mesial proximal contacts are usually located in which 1/3 of the crown or near where
usually located in the incisal/occlusal 1/3 of the crown or near the junction of the middle and incisal/occlusal thirds of the crown
51
on both anterior and posterior teeth, distal proximal contacts are located farther which way then the mesial proximal contact (2 exceptions)
farther cervically
exception 1 - mandibular central incisor has both proximal contacts at the same level
exception 2 - mandibular first premolar has a mesial proximal contact that is located farther cervically than the distal proximal contact
52
from a faciolingual perspective, all proximal contacts on maxillary anterior teeth are centered how
faciolingually
53
from a faciolingual perspective, all proximal contacts on mandibular anterior teeth are locally where
slightly lingual to the faciolingual center of the crown
54
on the posterior teeth, the faciolingual location of mesial proximal contacts is in what portion of the crown
for distal proximal contact?
(1 exception)
facial 1/2 of the crown
either located at the same faciolingual position as the mesioproximal contact (facial 1/2 of the crown) or located lingual to the mesial proximal contact
exception - maxillary first premolar is the only tooth where the mesial proximal contact is located lingual to the distal proximal contact
55
the only 5 teeth w proximal contacts that are centered both incisocerivcally/ occlusocervically as well as faciolingually (all on the distal side)
max lateral incisor, max canine, max 1st molar, max 2nd molar, man 2nd molar
56
on both anterior and posterior tooth, the cervical line curves farther towards where on the mesial than it does on the distal
curves farther toward the incisal edge/occlusal surface
57
on both anterior and posterior teeth, the crown extends how to the root on both the mesial and distal surfaces (1 exception)
crown extends lateral to the root
exception - the mesial surface of the mandibular canine crown does not extend lateral to the root
58
on the posterior teeth, the mesial marginal ridge is located farther what direction than the distal marginal ridge (1 exception)
farther occlusally
exception - mandibular 1st premolar has a distal marginal ridge that is located farther occlusally than the mesial marginal ridge
59
on posterior teeth, both marginal ridges are positioned perpendicular to the long axis of the tooth from the proximal view except for
mesial marginal ridge of mandibular first premolar slopes lingually at a substantial angle of about 45 degrees
60
on posterior teeth, the occlusal surface is positioned perpendicular to the long axis of the tooth except for
the occlusal surface of mandibular first premolars is tilted lingually
61
roots curve distally except (3 exceptions)
exception 1 - mandibular canine can have a root where the root apex curves mesially
exception 2 - w 2-rooted maxillary first premolars, one of the roots can curve toward the mesial
exception 3 - relates to molar roots, the mesiofacial root of some maxillary 1st and 2nd molars can have a mesial curvature and then curve distally in the apical portion of the root. The distofacial root of some maxillary 1st and 2nd molars can have a distal curvature and then curve mesially in the apical portion of the root. The lingual (palatal) root of maxillary 1st molars can be straight with no curvature. THe distal root of some mandibular 1st and 2nd molars can have a mesial curvature to the apical portion of the root
62
anterior teeth usually have one root except
the mandibular canine can have a bifurcated root where the root divides into two separate roots
63
on both anterior and posterior teeth, the mesiodistal dimension of the facial one-half of the tooth is greater or smaller to the lingual one-half of the tooth (2 exceptions)
exception 1 - mandibular second premolars can have greater mesiodistal dimension to the lingual half of the crown compared with the mesiodistal dimension of the facial half of the crown
exception 2 - maxillary first molars can have greater mesiodistal dimension to the lingual half of the crown compared with the mesiodistal dimension of the facial half of the crown
64
on both maxillary and mand premolars, the facial ridge prominence is greater or less on first premolars than second premolars
greater
65
on max and mand premolars, the cusp tips are located facial to the long-axis line except
mand 1st premolar facial cusp is located on the long-axis bisecting line
66
on canines and premolar teeth, the mesial ridge is shorter or larger than the distal cusp (1 exception)
the facial cusp of the max 1st premolar has a mesial cusp ridge that is longer than the distal cusp ridge
67
on both max and mand molars, there is an increase or decrease in mesiodistal, occlusocervical, and faciolingual dimensions of the crown as you move farther posteriorly (from 1st to 3rd molar) [1 exception]
decrease in dimension
exception - FL dimension of max 1st and 2nd molar ar the same
68
on both max and mand molars, there is a decrease or increase in root length as you move farther posteriorly from 1st molar to 3rd molar except for
decrease
exception - root length of the max 1st and 2nd molar are the same
69
on both max and mand molars, the farther you move posteriorly, the [closer or farther] the roots approximate each other, the more [distal or mesial] root curvature is present, and the more apical the root bifurcations are located
(1st or 3rd molar has the closest have the closest approx of the roots (fusion common), the greater distal root curvature and the longest root trunk)
closer
distal
3rd molars
70
on both max and mand premolars and molars, the farther you move posteriorly, the greater or less amount of supplemental grooves
greater amount of grooves
71
when roots have developmental depressions, they are deeper on the mesial or distal surface (1 exception)
deeper on the distal than the mesial
exception - max 1st premolar has developmental root depression on the mesial than distal
72
on both max and mand posterior teeth, there is how many triangular ridges associated w each cusp (2 exceptions)
1 triangular ridge
exception 1 - mesiolingual cusp of max 1st molar has 2 triangular ridges
exception 2 - mesiolingual cusp of max 2nd molars has 2 triangular ridges
