Midterm One: 300 Dental Anatomy Facts Minus Molars NO PRIMARY Flashcards
(123 cards)
1
Q
has frequently both a separate mesial and distal pits (snake eyes)
a. Due to the triangular ridge
A
MN 1st premolar
2
Q
has a mesial concavity that makes is difficult to adapt a matrix band
A
MX 1st premolar
3
Q
The Y type MN 2nd premolar has ___ facial and ___ lingual cusps
A
one facial and two lingual cusps
4
Q
tooth that has the greatest overall total tooth length
A
MX canine
5
Q
Bifurcation for MN canine roots when present creates a _____ and _____ root
A
facial and lingual
6
Q
tooth whose cusp tip located facial to lingual axis
A
MX canine
7
Q
Viewed from the occlusal the basic coronal outline of a MN second premolar is
A
pentagonal
8
Q
Instead of a long central groove with few supplemental grooves, it has a short central groove with a lot of supplemental grooves that make it look wrinkly
A
MX 2nd premolar
9
Q
The premolar that most frequently has a single central pit is the
A
MN 2nd premolar
10
Q
non-molar tooth that most frequently has a mesial and distal pulp horn is the
A
MX central incisor
11
Q
only premolar with a central fossa
A
MN 2nd premolar
12
Q
most variation of all posterior teeth in facial versus lingual cusp height
A
MN 1st premolar
13
Q
only premolar with a lingual groove
A
MN 2nd premolar
14
Q
teeth that most frequently have concave areas on M & D root surfaces
A
MN centrals and laterals
15
Q
The non-molar teeth having the sharpest demarcation between pulp chamber & canal
A
MX 1st premolar
16
Q
the anterior tooth that most frequently exhibits a bifurcated root
A
MN canine
17
Q
which embrasure is smaller - the embrasure between the centrals or the embrasure between the central and lateral
A
between centrals
18
Q
The occlusal outline for the mandibular 1st premolar occlusal view is ____ _____
A
diamond shaped
19
Q
smallest crown dimensions of any tooth
A
MN centrals
20
Q
The crown form of _______ from a facial view is pentagonal
A
canines
21
Q
is the posterior tooth that has the greatest cervico-occlusal crown height
A
MX 1st premolar
22
Q
Tooth most often is in abnormal relation and contact with adjacent teeth
A
MX lateral incisors
23
Q
tooth that has straightest mesial alignment of crown to root
A
MN canine
24
Q
which canine has the less prominent cingulum?
A
MN canine
25
Tooth with identical measurements for incisol-cervical and mesio-distal
MX central
26
Only anterior teeth that are wider mesio-distally than facio-lingually
MX Incisors
27
only tooth with a mesio-lingual groove
MN 1st premolar
28
PNEUMONIC for maxillary anterior Contacts
IJ
JM
JM
I Just
Jacked Micheal
Jackson's Moped
I- incisal 1/3
J - junctional (between incisal 1/3 and middle 1/3)
M - middle 1/3
29
tooth that has the mesial marginal ridge located more cervical than the distal
MN 1st premolar
30
The mandibular canine is ______ mesiodistally than the maxillary canine
SMALLER
* Distal bulge on Maxillary canine (fatter)
* Straight mesial on Mandibular canine (skinnier)
31
The mesio-lingual developmental groove on tooth #21 originates from
the occlusal pit
32
has fossa that are closest in size compared to any other posterior tooth
MX 2nd premolar
33
In the rare event of a second canal for a MN 1st premolar it is most likely located to the
lingual
34
has sharpest set of incisal angles (mesial and distal)
MN centrals
35
Which two teeth exhibit exhibits the most deviation in crown morphology
Third Molars
| MX lateral incisors
36
teeth that have proximal contacts at approximately the same levels on mesial and distal
MN centrals
37
Teeth that have the most distinct and deepest lingual fossa’s of all anterior teeth
MX lateral incisors
38
tooth that has the greatest cervical prominence of any anterior tooth
MX canine
39
MX tooth with lingual cusps are off set to the mesial (but buccal cusp is offset to the distal)
MX 1st premolar
40
Mesiolingual developmental groove makes mesial marginal ridge run at a
(more of the occlusal surface can be seen from the mesial than distal
45 degree angle
41
the middle facial lobe of the MX canine includes the cusp tip (opposite to MD canine)
-
42
canine that is narrower mesio-distally
MN canine
43
The contact between a MX central and lateral incisor makes embrasures - which is larger? Lingual or facial?
lingual embrasure larger than facial
44
When compared to a MX canine the MN canine has contact areas located
more incisally
45
teeth that have contact points at the same inciso-cervical level
MN centrals
46
The non-molar tooth that most frequently exhibits three roots is the
MX 1st premolar
47
The lingual cusp of the __ _____ ________ in normal occlusion does not occlude
MN 1st premolar
48
non molar tooth that has a longer mesio-facial cusp ridge than disto-facial cusp ridge
MX 1st premolar
49
Incisors function
biting, tearing
50
the only tooth that has potential of contacting both anterior and posterior teeth
MX canine
51
FL’lly smallest of any posterior tooth
MN 1st premolar
52
Occlusal table of MN second premolar
rectangle
53
Shortest interdental papilla is between the
MN 2nd premolar and 1st molar
54
The lingual cusp of the __ _____ ________ is approximately 2/3 of the height of the facial cusp
MN 1st premolar
55
proximal contact at same level
MN centrals
56
Only premolar with longer mesial cusp ridges (so does primary MX canine)
MX 1st premolar
57
Greatest mesiodistal crown dimension of anterior tooth
MX Central Incisors
58
cross section of the MN canine at the CEJ is
ovoid
59
has a distal bulge (mesial and distal are asymmetric)
MX canine
60
Most congenitally missing premolar
MN 2nd premolar
61
The mesio-lingual developmental groove on tooth #21 extends onto the
proximal surface
62
The cervical cross section of the MX 1st premolar exhibits a ______ ____ shaped root outline
kidney bean
63
The size and position of the cusps are more identical for the ___ __ premolar than the _____
2nd MX premolar than the 1st
64
closest of all MN teeth in FL versus MD diameter
MN 1st premolar
65
Teeth that generally have the most prominent marginal ridges of all anterior teeth
MX lateral incisors
66
has the longest root length of any MN tooth
MN canine
67
symmetrical posterior tooth (has to do with cusps)
MX 2nd premolar
2 cusps - one buccal one lingual
68
only premolar with multiple lingual cusps
MN 2nd premolar
69
tooth with the greatest cervical curvature (on mesial) of any other tooth
MX central
70
The Y type MN 2nd premolar has the same number of occlusal pits as the MN ___ _____
1st molar
71
has two cusps that are of equal height
MX 2nd premolar
72
53. The anterior tooth that most likely would demonstrate lingual pit caries is
MX lateral incisors
73
tooth distinguished by a greater cervical curvature on the mesial than distal
MN centrals
74
non-molar that is least likely to have a bifurcated root is the
MX central incisor
75
makes a C shape from crown tip to root apex
MN canine
76
tooth whose distal contact is centered
MX canine
77
Tooth with most crown shape variation
MX lateral incisor
78
in cross section the root of the MN canine is
irregularly oval
79
Tooth root equal or larger than MX central
MX lateral
80
The lingual cusp of a __ _____ ________ is similar in development to the cingulum of a canine
MN 1st premolar
81
permanent MX canine cusp tip more towards
mesial
82
Tooth that has distal contact centered both inciso-cervically and facio-lingually
MX lateral
83
incisor that tilts distally in relation to long axis (distolingual twist)
MN incisor
84
Longest tooth -->
Longest root -->
Longest crown -->
Mx canine
Mx canine
Mn canine
85
134. The facial masticatory mucosa (attached gingival) is narrowest on the facial aspects of ___ _____
MN premolars
86
has a uniquely prominent triangular ridge
a. Snake eyes
b. No central groove
MN 1st premolar
87
has the most pronounced developmental Marginal groove of any MX tooth
MX 1st premolar
88
Mesial surface of the crown of the ____ _______ is almost parallel to the long axis
MN canine
89
GREATEST CEJ dip of all teeth
Mesial of the MX Central Incisor
90
tooth that has the longest root of any other tooth
MX canine
91
The first succedaneous tooth to erupt in the mouth is the
permanent mandibular central incisor -
MN first molars arent considered succedaneous
92
tooth that has the greatest Fa-Li crown dimension of any anterior tooth
MX canine
93
Tooth with mesio-distal measurement that is nearly identical to facio-lingual
MX lateral
94
Front to back except _____; lowers before uppers except _____
canines, laterals
95
most bilaterally symmetrical tooth
Primary and permanent mandibular central incisor
96
is the only premolar that frequently only has one pulp horn
MN 1st premolar
97
most symmetrical crown
MN centrals
98
Tooth with a 54 has an anatomical feature, a DL groove that complicates root planning
MX lateral incisors
99
two teeth that generally occlude with only one opposing tooth
MN central incisors and MX third molars
100
What is the order for PERMANENT maxillary teeth cusp ridge lengths starting with the mesial Canine and ending with the distal of second premolar?
Short -> Long -> Long -> Short -> Short-> Long
101
has longest crown dimension of any other tooth
MN canine
102
B and L embrasures may be same size
MN centrals
103
Longest root -->
| Longest mandibular root -->
Mx Canine
| Mn Canine
104
The disto-incisal angle of the _____ _______ has the greatest convexity of all MX anterior teeth
MX lateral
105
has a continuous convex facial surface from incisal to apical end
MN canine
106
CEJ dips deeper on mesial or distal?
mesial
107
tooth that has the greatest Fa-Li axial inclination
MX central
108
which MN incisor mesio-distal width wider?
MN laterals
109
Two teeth most often congenitally missing
Third Molars
| MX lateral incisors
110
Narrower mesio-distal width:
| MX lateral incisor or MX central incisor
MX lat is narrower
111
CEJ dips deeper on MX or MD?
MX
112
Premolar that is most likely to have a crescent-shaped central developmental groove is
MN 2nd premolar
113
has incisal edge lingual to long axis (opposite to MX canine)
MN canine
114
in cervical cross section the root of the MN canine is _______ in a _____ _______direction
flattened in a mesio-distal direction
115
MX tooth that has the smallest mesio-distal crown width
MX lateral incisor
116
The premolar with the steepest cusp inclines
MX 1st premolar
117
tooth that from a proximal view tends to be positioned with the most nearly vertical axis
MX canine
118
Tooth that has distal contact that is farthest cervically of any incisor (usually very incisal)
MX lateral
119
CEJ dips deeper on MX central or lateral?
central
120
The cervical cross section of the MX 1st premolar exhibits a ______ ____ shaped pulp chamber floor
kidney bean
121
CEJ dips deeper on anterior or posterior?
anterior
122
The facial cusp of the __ ____ ______ is offset to the distal
MX 1st premolar
123
Mamelons that remain beyond the age of 10 generally indicate an
open bite
