Canines Flashcards
Canines can also be called:
Cuspids or eye teeth
Canines contain a single pointed ____
Cusp
Canines are designed to:
Tear, pierce and hold food
Canines form the ____ of the arch
Cornerstone
Canines are very important teeth from a _____ aspect. (2)
Esthetic and functional
Canines have the ____ & _____ roots (faciolingually) of all the teeth
Longest and thickest
Canines are considered to be very ______ and are often the _____.
Stable; last remaining teeth in arch
Prominent ridge of bone on the labial aspect:
Canine eminence
Canines help support:
Facial musculature
Loss of canine teeth changes the:
Shape of face in area
Canines are considered ______ teeth.
Guiding
Mandibular canines slide along the _______ of the maxillary canine and guides the _____.
Lingual surface; mandible
Canines have long roots that make them good anchors or support for _____.
Prostheses
Number for right maxillary canine
6
Number for left maxillary canine
11
Permanent maxillary canines erupt at:
11-12 years of age
The maxillary canines develop from ____ lobes.
4 lobes
What are the two categories of lobes that the maxillary canine develops from
3 labial & 1 lingual
What are the names of the 3 labial lobes of the maxillary canine? What about the lingual lobe?
Mesial, middle, & distal
Lingual
The lingual lobe of the maxillary canine develops into:
Cingulum
Which lobe shows the greatest development in the maxillary canine?
Middle labial lobe
Compare the size of the maxillary and mandibular canines
Maxillary is larger
Label:
Facial
Lingual
Incisal
Mesial
Distal
Elevation on the crown of a tooth:
Cusp
The maxillary canines is made up of 4 ridges, these are:
Mesial cusp ridge
Distal cusp ridge
Fascia cusp ridge
Lingual cusp ridge
Label
Red: facial cusp ridge
Blue: mesial cusp ridge
Green: lingual cusp ridge
Purple: distal cusp ridge
Yellow: cusp tip
In the maxillary canine, compare the distal cusp ridge to the mesial cusp ridge:
Distal cusp ridge is longer (distal cusp arm)
On a maxillary canine, from a facial view, the outline resembles:
5 sided figure
What makes up the fives sides of the outline of the maxillary canine?
- Mesial part above contact
- Distal part above contact
- Cervical line
- Mesial cusp arm
- Distal cusp arm
The outline of the maxillary canine is _____, while the geometric form of the maxillary canine is ____.
Pentagon; trapezoidal
Why does the geometric form differ from the outline of the maxillary canine from a facial view?
Because the cusp tip is not included in the geometric form
Label
- Cervical line
- Mesial part above contact
- Mesial cusp arm
- Distal cusp arm
- Distal part above contact
From a facial view of a maxillary canine, the cusp tip is in line with:
The center of the root
From a facial view of a maxillary canine, the incisal margin makes up:
1/3 total crown height
From a facial view of a maxillary canine , the mesial cusp ridge is _____ and ____ than the distal cusp ridge
Short, and less sloped
From a facial view of a maxillary canine , the ______ angle is more incisal than the ______ angle.
Mesioincisal angle; distoincisal angle
From a facial view of a maxillary canine, the cervical line curves:
Apically
From a facial view of a maxillary canine, where is the mesial contact located?
Junction of middle and incisal 1/3s
From a facial view of a maxillary canine, the mesial profile is slightly ____, but can be slightly _____ to the contact area.
Convex; concave cervical
From a facial view of a maxillary canine, the distal contact is in the:
Middle 1/3
From a facial view of a maxillary canine, the distal profile is more ______ compared to the mesial profile
Convex
From a facial view of a maxillary canine :
Why is the distal profile more convex than the mesial profile?
Due to a more rounded distoincisal angle
From a facial view of a maxillary canine, the distal outline is _____ from contact to the cervical line
Concave
From a facial view of a maxillary canine, the distal outline is concave from the _____ to the _____.
Contact to the cervical line
From a facial view of a maxillary canine, shallow depressions are present where the:
3 labial lobes join
From a facial view of a maxillary canine, the shallow depressions where the 3 labial lobes join are called:
MF and DF depression
From a facial view of a maxillary canine, what anatomical feature is relatively prominent?
Facial ridge
From a facial view of a maxillary canine, the facial ridge develops from the:
Middle labial lobe
Label:
Red- facial ridge
Blue- MF and DF depressions
From a facial view of a maxillary canine, the mesial to facial ridge is:
Convex
From a facial view of a maxillary canine, the distal to facial ridge:
Has tendency to form concavity in the cervical 1/3
What view allows you to see the slight concavity formed by the distal to facial ridge?
Incisal view
Facially, the root of the maxillary canine is what shape?
Conical
Facially, the root of the maxillary canine is _____ & ______ MD
Long and narrow
Facially, describe the root of the maxillary canines apex:
Bluntly pointed
From a facial aspect of a maxillary canine, the apex of the root curves in the:
Apical 1/3
In the maxillary canine, the apex curves in the apical 1/3:
Mesially or distally
Facially on the maxillary canine, the root is _____ on the labial aspect
Convex
From a lingual view of the maxillary canine, the crown and root are narrower _______.
Lingually
From a lingual view of the maxillary canine, the CEJ has ______ curvature than on the labial
Greater
From a lingual view of the maxillary canine, what distinct anatomical features are present?
- Mesial and distal marginal ridges
- ML an DL fossa
- Lingual ridge
- Cingulum
From a lingual view of the maxillary canine, the ridge from the cusp tip that blends into the incisal portion of the cingulum is called:
Lingual ridge
From a lingual view of the maxillary canine, the lingual ridge blends into what portion of the tooth?
Incisal portion of cingulum
From a lingual view of the maxillary canine, between the lingual and marginal ridges are:
ML and DL fossa
Label
A- mesial marginal ridge
B- ML fossa
C- Lingual ridge
D- DL fossa
E- Cingulum
From a lingual view of a maxillary canine, the root is ____ when compared to the facial.
Narrower
From a lingual view of a maxillary canines root, the root appears:
Smooth and convex
From a lingual view of the maxillary canines root, the _____ & ______ aspect of the root are visible due to narrowing.
Mesial and distal aspect
From a lingual view of the maxillary canines root, the ________ present on the mesial and distal aspects are visible.
Developmental depressions
From a mesial view of the maxillary canine, the outline takes on the shape of:
Triangle or wedge
From a mesial view of the maxillary canine, faciolingually, the crown & root are:
Extremely wide in cervical 1/3
From a mesial view of the maxillary canine, the cusp tip is ____ to the line bisecting the root.
Labial
From a mesial view of the maxillary canine, the labial outline is:
Slightly convex
From a mesial view of the maxillary canine, the labial height of contour is in the:
Cervical 1/3
From a mesial view of the maxillary canine, the lingual outline is ______ in the cingulum area and ___ in the incisal portion.
Convex in cingulum area
Concave in incisal portion
From a mesial view of the maxillary canine, the cervical line curves toward:
The incisal edge
From a mesial view of the maxillary canine, the root is what shape:
Conical
From a mesial view of the maxillary canine root, it is _____ from the cervical line to 1/2-2/3 its root length
Very broad labiolingually
From the mesial view of the maxillary canines root, what is present?
Mesial developmental depression
From a mesial view of the maxillary canine root, the apex is:
Tapered
From a distal view of the maxillary canine, is similar to the mesial aspect except the _____ between the contact and cervical line.
Definite concavity
From a distal view of the maxillary canine is similar to the mesial view, except the cervical line:
Is flatter but curves toward incisal edge
From a distal view of the maxillary canine, the distal marginal ridge is ____ and _____ in outline than in the mesial aspect.
Heavier and more irregular in outline
From a distal view of the maxillary canine, the developmental depression on the root is ______ than on the mesial aspect
More pronounced
From an incisal view of the maxillary canine, compare the labiolingual and mesiodistal dimension:
Labiolingual dimension > mesiodistal dimension
From an incisal view of the maxillary canine, the mesial and distal contact areas are:
Centered faciolingually
From an incisal view of the maxillary canine, the cusp tip is:
Labial to center of crown
From an incisal view of the maxillary canine, the mesial half of the facial profile is _____ while the distal half is ____ or _____.
Convex; flattened or concave
From an incisal view of the maxillary canine, what is prominent facially?
Prominent facial ridge
From an incisal view of the maxillary canine, what is prominent? (4)
- Prominent facial ridge
- Prominent lingual ridge
- DL fossa
- ML fossa
Label D and M:
Left- distal
Right- mesial
The maxillary canine is the ____ tooth in the arch.
Longest
The maxillary is the ______ single rooted tooth!
Broadest FL
Describe the root shape in cross section of the maxillary canine:
Oval in cervical and middle 1/3s, but rounded in apical 1/3
Describe the shape of the pulp canal in the maxillary canine:
Oval in cervical and middle 1/3s, and round in the apical 1/3
What are present on the mesial and distal sides of the root in the maxillary canine?
Mesial and distal root concavities
On the root of the maxillary canine, what root concavity is more pronounced?
Distal
How many pulp horns are present in the single root of the maxillary canine?
1 pulp horn
On the root of the maxillary canine, it is ______ MD, and ____ FL
Narrow MD; Wide FL
Number of right mandibular canine:
27
Number of left mandibular canine:
22
The mandibular canines erupt at:
9-10 years (before maxillary canine)
The mandibular canine develops from:
4 lobes
What 4 lobes does the mandibular canines develop from?
3 labial & 1 lingual lobe
What labial lobe is the best developed in the mandibular canine?
Middle labial lobe
What labial lobe of the mandibular canine forms the cusp?
Middle labial lobe
What lobe of the mandibular canine forms the cingulum?
Lingual lobe
Label:
Facial
Lingual
Incisal
Mesial
Distal
How many cusps does the mandibular canine have?
Single cusp
The mandibular canine is narrower ____ than the maxillary canine:
MD
In the mandibular canine, describe the cingulum in comparison to the maxillary canine:
Not as well developed cingulum in mandibular
Describe the mesial and distal marginal ridges in the mandibular canine when compared to the M and D marginal ridges of the maxillary canine:
Mandibular mesial and distal marginal ridges are not as prominent
In the mandibular canine, the cusp height is approximately _____ of crown height vs, the ______ of crown height in the maxillary canine
1/5 mandibular
1/3 maxillary
In the mandibular canine from a facial view, the crown is narrower _______ as compared to the maxillary canine
MD
From a facial view of the mandibular canine, when compared to the maxillary canine, the mandibular canine crown is ______ IG.
As long or longer
The crown of the mandibular canine from a facial view is as long or longer _______ compared to the maxillary canine.
Incisogingivally
In both the maxillary and mandibular canines, the ___ cusp arm is longer.
Distal
From a facial view of the mandibular canine, the mesial cusp area is ____ than the distal cusp arm
Shorter
In the mandibular canine from a facial view, the mesial outline is _____ and un line wiht the mesial outline of the _____.
Straight; root
In the mandibular canine from a facial view, the mesial contact is in the:
Incisal 1/3
In the mandibular canine from a facial view, the distal outline is ____ and overhangs the _____ .
Convex and overhangs the root
In the mandibular canine from a facial view, the crown appear bent ____.
Distally on root
In the mandibular canine from a facial view , the distal contact is in the:
Middle 1/3
In the mandibular canine from a facial view, compare the root to the maxillary canine.
Root is shorter in the mandibular by 1-2 mm
In the mandibular canine from a lingual view, the lingual surface is relatively:
Flat and smooth
In the mandibular canine from a lingual view, describe the cingulum:
Poorly developed
In the mandibular canine from a lingual view, describe the mesial and distal marginal ridges:
Less developed than maxillary
In the mandibular canine from a lingual view, describe the ML and DL fossa:
Less developed than maxillary
When comparing the lingual view of the mandibular canine to the lingual view of the maxillary canine, the lingual view of the mandibular canine has what 3 aspects:
-poorly developed cingulum
- less developed mesial and distal marginal ridges
- less developed ML and DL fossa
In the mandibular canine from a lingual view, the crown narrows _______ and th root narrows _____.
Lingually; lingually
In the mandibular canine from a mesial view: the cervical 1/3 is _____ when compared to a maxillary canine
Narrower
In the mandibular canine from a mesial view: the incisal portion is ______ when compared to a maxillary canine
Thinner
In the mandibular canine from a mesial view, the labial is _____ than the maxillary canine
Less curved
In the mandibular canine from a mesial view, the labial and lingual heights of country are in the:
Cervical 1/3
In the mandibular canine from a mesial view, the lingual outline is more _____.
Concave
In the mandibular canine from a mesial view, the lingual outline is more concave due to:
Less prominent cingulum
In the mandibular canine from a mesial view, what is prominent on the root?
Mesial developmental depression
In the mandibular canine from a mesial view, the cusp tip is _____ to the line bisecting the root
Lingual
In the mandibular canine from a distal view, compared to the mesial view, describe the CEJ:
Curvature of CEF is not as steep
In the mandibular canine from a distal view, when compared to the mesial view, the developmental depression is:
More pronounced (on distal)
In the mandibular canine from an incisal view, the labial outline is _______ than in the maxillary canine.
Less convex
In the mandibular canine from an incisal view, what ridge is less developed than in a maxillary canine?
Facial ridge
In the mandibular canine from an incisal view what ridges are less developed?
Facial, mesial ad distal marginal ridges
Label mesial and distal sides
Left-mesial
Right-distal
From an incisal view of a mandibular canine, the cusp tip:
Is slightly lingual
From an incisal view of a mandibular canine, the ______ cusp arm is inclined slightly to lingual.
Mesial cusp arm
From an incisal view of a mandibular canine, the mesial cusp arm is inclined slightly to:
Lingual
How many roots are present in a mandibular canine?
Single root
The single root of the mandibular canine is often curved to the:
Mesial
Both the canal and root of the mandibular canines are wide:
Labiolingually
In the mandibular canine, ~20% of the time:
Two canals are present
What anatomical feature is prominent of the root of the mandibular canine?
Deep distal developmental depression
The mandibular canine is the anterior tooth most likely to:
Have a bifurcated root
When comparing the maxillary and mandibular canines:
- Which has a larger crown?
- Which has a marked convergence toward the cervical area?
- Which has a greater crown length?
- Which has an incisal margin that is 1/3 of crown length?
- Which has an incisal margin that is 1/5 of crown height?
- Which has less prominent anatomical features?
- Which has more prominant anatomical features?
- Which has marked asymmetry when viewed from incisal?
- Which has a more symmetrical crown?
- Maxillary
- Maxillary
- Mandibular
- Maxillary
- Mandibular
- Mandibular
- Maxillary
- Maxillary
- Mandibular