| OTS | occipital temporal sulcus; orotracheal suction |
|---|---|
| RoS | rostral sulcus |
| labial | <dentistry> The tooth surface next to your lips or things mounted on the tooth surfaces next to your lips. (08 Jan 1998) |
|---|---|
| labial arch | An orthodontic arch wire that approximates the labial surfaces of the teeth. (05 Mar 2000) |
| labial bar | A major connector located labial to the dental arch joining two or more bilateral parts of a mandibular removable partial denture. (05 Mar 2000) |
| labial commissure | Junction of upper and lower lip which occurs at corner of mouth. See: angle of mouth. (05 Mar 2000) |
| labial embrasure | A space existing on the facial aspect of the interproximal contact area between adjacent anterior teeth. (05 Mar 2000) |
| labial flange | The portion of the flange of a denture which occupies the labial vestibule of the mouth. (05 Mar 2000) |
| labial gingiva | That portion of the gingiva that covers the labial surfaces of the teeth and the alveolar process. (05 Mar 2000) |
| labial glands | Mucous glands in the submucous tissue of the lips. Synonym: glandulae labiales. (05 Mar 2000) |
| labial hernia | Hernia through the canal of Nuck. (05 Mar 2000) |
| labial occlusion | Malposition of a tooth in a labial direction, the occlusion as seen from the labial side of the arches. (05 Mar 2000) |
| labial part of orbicularis oris muscle | <anatomy> The major part of the orbicularis oris muscle within the body of the lips. Synonym: pars labialis musculi orbicularis oris. (05 Mar 2000) |
| labial splint | An appliance of plastic, metal, or in combination, made to conform to the outer aspect of the dental arch and used in the management of jaw and facial injuries. (05 Mar 2000) |
| labial surface | The surface of a tooth that faces the buccal or labial mucosa of vestibule of the mouth; opposite to the lingual surface of tooth. Synonym: facies vestibularis dentis, facies facialis dentis, buccal surface, facial surface of tooth, facies buccalis, facies labialis, labial surface. (05 Mar 2000) |
| labial tubercle | The slight projection on the free edge of the centre of the upper lip at the lower extent of the philtrum. Synonym: tuberculum labii superioris, procheilon, prochilon, tubercle of upper lip. (05 Mar 2000) |
| labial veins | See: anterior labial veins, posterior labial veins, inferior labial vein, superior labial vein. (05 Mar 2000) |