Prof. Rooban ThavarajahTooth Morphology

Lecture Series

Dr. Rooban Thavarajah

Dr. Rooban Thavarajah

Deciduous DentitionMaxillary Lateral Incisor

Dr. Rooban Thavarajah

Maxillary Lateral Incisor

Similar to central incisor

Smaller in dimension

Differences only Discussed

Cervicoincisal length of crown is greater than its

MD

Maxillary Lateral Incisor

Crown of lateral incisor is wider incisocervically

than mesiodistally.

Both incisal angles display greater rounding,

with distoincisal angle more rounder

Marginal ridges on lingual surface are more

prominent

Dr. Rooban Thavarajah

Maxillary Lateral Incisor

Deeper lingual fossa

Narrower mesiodistal dimension seen in incisal

surface

Outline is more rhomboidal and convex.

Root is relatively longer,

Root apex is not so rounded.

Dr. Rooban Thavarajah

Dr. Rooban Thavarajah