Overview

tooth surface


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Any of the outer portions of a tooth. Tooth surfaces are labelled according to their relation to the midline or to structures in the oral cavity. Abbreviations may be used when describing cavities or restorations involving these surfaces e.g. MOD for a cavity or restoration involving the mesial, occlusal, and distal surfaces.

Tooth surfaces

Tooth surfaces

Tooth surface

Description

Mesial (M)

Nearest to the midline of the dental arch

Distal (D)

Furthest from the midline of the dental arch

Labial

Next to the lips (incisors and canines)

Buccal (B)

Next to the cheeks (molars and premolars)

Lingual

Next to the tongue (mandibular teeth only)

Palatal

Next to the palate (maxillary teeth only)

Occlusal (O)

The biting surface of posterior teeth (molars and premolars)

Incisal (I)

The cutting edge of anterior teeth (incisors and canines)

Proximal (interproximal, aproximal)

Mesial and distal surfaces

Facial (F)

Buccal and labial surfaces

Cervical

The junction between the crown and root

Apical

At the apex of the tooth root

Subjects: Dentistry.


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