anterior tooth anatomy

what tooth has the longest crown?

maxillary central incisor (8,9) [woelfel]

mandibular canine (27,22) [wheeler’s ash]

what tooth in the lower arch has the longest crown?

mandibular canine (22,27)

what tooth has the longest root?

maxillary canine (6,11)

what tooth is the longest overall?

maxillary canine (6,11)

what tooth has the widest anterior crown mesiodistally?

maxillary central incisor (8,9)

what tooth has the narrowest crown mesiodistally?

mandibular central incisors (24,25)

what tooth has the greatest cervical line curve?

maxillary central incisor (8,9)

the outline form of both types of maxillary incisors are

F: trapezoidal, P: triangular O: triangular

compare the incisal angles mesially and distally of a maxillary central incisor (8,9)

rounded distoincisal

sharper mesioincisal

the cingulum of a maxillary central incisor (8,9) is slightly offset to the

distal

what teeth have a distolingual twist on the incisal edge? compare them

maxillary central incisors: suble

mandibular lateral incisors: definitive

what maxillary incisor has more prominent lingual features?

lateral incisors (7,10)

the incisal edges of maxillary lateral incisors are (more/less) rounded than maxillary central incisors

more rounded, and slopes distally in cervical direction

the outline form of mandibular incisors is

F: trapezoidal, P: triangular, O: diamond

what teeth are least likely to have root depressions?

maxillary incisors

the cingulum of a mandibular central incisor (24,25) is ____

centered

the cingulum of a mandibular lateral incisor (23,26) is ____

off centered to distal

what mandibular incisor has a larger crown

lateral mandibular incisor (23,26)

what teeth have only one opposing tooth contact in normal occlusion?

mandibular central incisors

occlude with cingulum of max central I

the outline forms of canines are

L: trapezoidal, P: triangular, I: diamond

the cusp tip of a maxillary canine is slightly (mesial/distal) to midroot axis

mesial

the lingual surface of a maxillary canine (6,11) is unique because it

has a lingual ridge

from the incisal aspect, the cusp tip of a maxillary canine (6,11) is located

slightly mesial and buccal

a mandibular canine (22,27) has (more/less) prominent lingual features in comprison to a maxillary canine (6,11)

less

the cusp tip of a mandibular canine is located

lingual and slightly mesial to the center

between a maxillary and mandibular canine, which crown is longer?

mandibular

between a mandibular and maxillary canine, which tooth has a sharper cusp tip?

maxillary

what anterior tooth is it possible to have a bifurcated root?

mandibular canine