Where Is Gingivolabial Sulcus?

the groove between the maxillary and mandibular halves of the labial vestibule; 2.

What is labial sulcus?

A furrow made by the reflection of the labial mucosa on to the gums. This is also known as labiogingival sulcus.

What is gingival buccal sulcus?

The gingival sulcus is an area of potential space between a tooth and the surrounding gingival tissue and is lined by sulcular epithelium. The depth of the sulcus (Latin for groove) is bounded by two entities: apically by the gingival fibers of the connective tissue attachment and coronally by the free gingival margin.