Test 2 Flashcards
Mesial distal crown dimension greatest of any anterior tooth
Maxillary central incisor
distal contact area of maxillary central incisors
junction of incisal and middle third
the cervial line on the labial and ligual surface of the Maxillary central incisor has what type of curvature
convex apically
how is the mesioincisal conrner curved of maxillary lateral incisors
rounded
which tooth is smaller than the central incisors in all dimentions except root lenght
lateral incisors
curvature of root of which tooth may curve slightly distally
lateral incisors
mandibular central incisors crown completion is when
4-5 years old
least developed cingulum is in what teeth
mandibular central and lateral incisors
which mandibular incisor is more likely to have two roots
mandibular lateral incisor
longest root of any anterior tooth
maxillary and mandibular canines
When viewed from the facial, the geometric shape of the anterior teeth is shaped as
trapezoidal
longest anatomical crown is what tooth
mandibular canine
what is not a characteristic of maxillary central incisors but is a characteristic of mandibular teeth
concave roots
a single canal on the mandibular lateral incisors occurs 70-75 % of the time, what type is this
type 1
mandibular central incisors contact point mesially and distally are where
incisal 1/3
newely erupted teeth have what kind of rounded extentions of the enamel
mammelons
which teeth have mammalons
central and lateral incisors (manibular and maxillary)
crown completion for maxillary lateral incisors
4-5 years
what is the crown outline for the maxillary lateral incisors
it is more rounded and oval
mandibular canine chronology
crown completion 6-7
eruption 9-10
root completion 12-14
what is the shape of the mesial aspect of the Maxillary central incisor
S shaped
mesial contact area for maxillary lateral incisors
junction of incisal and middle third
mandibular central incisors root completion is at what age
9 years old
long axis bisector is a common similar characteristic of what two anterior teeth
lateral and central incisors
mandibular lateral incisors chronology
crown completion 4-5
eruption 7-8
root completion 10
which tooth has a facial crown root curvature of a C shape
mandibular canine
mesial corner is rounded and the mesial outline of the crown is convex
maxillary lateral incisors
what is true about the maxillary canine root
it has the longest root of any anterior tooth
crown completion of maxillary central incisors
4-5 yrs old
the incisal edge for maxillary central incisors is slightly curved which direction
mesiodistally
Maxillary central incisor have a well developed what on the lingual fossa
cingulum
how many roots and canals in maxillary lateral incisors
one root one canal
mandibular central incisors chronology
crown completion 4-5
eruption 6-7
root completion 9
is there a distal bulge on the mandibular canine
no
The crown has a greater incisocervical dimension than mesiodistal dimension.
Maxillary central incisor
how large are the crown angles of the maxillary lateral incisors
they are closer than any anterior tooth
eruption of maxillary central incisors
7-8 yrs old
marginal ridge and lingual incisal ridge is what in maxillary lateral incisors
mor prononouced and well developed
what root type of the mandibular lateral incisors has two roots that never join
type 4
the outline form of the crown of the Maxillary central incisor
trapezoidal
root completion of maxillary lateral incisors
11 yrs
Varies in form more than any other tooth, except the third molars..
lateral incisors
eruption of maxillary lateral incisors
8-9 years old
mesial outline is what for the Maxillary central incisor
almost straight, curvature is minimal
what are the number to the maxillary central incisors
8,9
what is the shape of the root for the maxillary central incisors
straight
what is not a characteristic of the mandibular canine compared to the maxillary canine
distal bulge
All anterior teeth have cusp tips, cingulum sizes are greater on incisors compared to canines, and roots of mandibular and maxillary teeth always curve distal TRUE OR FALSE
false
what is prominently displayed from the incisal view for maxillary central incisors
rounded cingulum is prominently displayed
what anterior tooth has twisted crown appearance
mandibular lateral incisor #26
what are the numbers to the maxillary lateral incisors
7, #10