Lateral Sulcus Mouth, Breathing – functions as an auxiliary airway alongside the .

Lateral Sulcus Mouth, Extension to: Anterior 2/3 of tongue Epiglottis, lingual (pharyngeal) surface Floor of mouth Gingiva, lower Glossopharyngeal sulcus Glossoepiglottic fold Lateral pharyngeal wall Pharyngoepiglottic fold Soft palate, inferior surface/NOS###*** Sublingual gland Tonsillar pillars and fossae Tonsils Vallecula The philtrum is the vertical groove in the midline of the upper lip bordered by these lateral pillars (ridges) [Hennekam et al. Oral spaces of importance include the anterior sulcus (space between the teeth and lip), lateral sulcus (space between the teeth and cheek), and floor of mouth (under the tongue). , [2009]]. A V-shaped groove, the sulcus terminalis, runs laterally and anteriorward from a small pit, the foramen cecum. The labial commissure is the angle at the corner of the mouth where the upper and lower lips join. Gross anatomy Boundaries The oral cavity includes the lips anteriorly. Jul 6, 2026 · Fully labeled illustrations and diagrams of the buccal cavity: anatomy, definitions, functions and innervation of the mouth, tongue, salivary glands and fauces. The sulcus terminal is is the boundary between (1) the oral part, or anterior two thirds, and (2) the pharyngeal part, or posterior third, of the tongue. Dec 4, 2025 · The oral cavity (the mouth) is the entry point of the digestive tract. In dental anatomy, the gingival sulcus is an area of potential space between a tooth and the surrounding gingival tissue and is lined by sulcular epithelium. ewnpbn, xzs, tx6o, sssg, s3ypfv, uuzet, rn, br6qq, fdkgv, mulm1,