2023年6月5日 · Both the upper and lower lip contains mucosal membrane, vermilion, and cutaneous surfaces. This article briefly reviews the anatomy, neurovasculature, and musculature of the lips, as well as important surgical and clinical considerations regarding lip pathology.

2025年1月27日 · The lower lip extends from the superior free vermilion edge superiorly, to the commissures laterally, and to the mandible inferiorly. Around the circumferential vermilion-skin border, a...

Discover the structure, function and anatomy of human lips, their role in speech, food intake, and facial expressions.

The lower lip is formed from the mandibular prominence, a branch of the first pharyngeal arch. The lower lip covers the anterior body of the mandible. It is lowered by the depressor labii inferioris muscle and the orbicularis oris borders it inferiorly. The upper lip covers the anterior surface of the body of the maxilla.

2025年1月27日 · The lips consist of two parts: the upper lip and the lower lip, separated by the oral fissure (mouth opening). The lips are located at the anterior aspect of the face, surrounding the oral cavity. The upper lip lies below the nose and extends to the philtrum, while the lower lip sits above the chin.

The lower lip has only two - lower right and lower left labial tubercles. Internally, the mucous membrane of the lips creates two labial frenula that extend from the midline of each lip to the gums. The upper lip has a superior labial frenulum, while the lower lip contains the inferior labial frenulum. Lip golden ratio

The lower lip covers the anterior surface of the body of the mandible. Inferiorly, the lower lip is covered over by hairy skin. While, the upper portion of the lower lip is reddish in appearance, called the vermillion.

2017年12月1日 · Articles analyzing the anatomic and histologic characteristics of the lower lip, mechanics of local faps, and different lower lip reconistruction techniques were included. Articles focused on lower lip reconstruction with free faps were excluded.

The infraorbital nerve, a branch of the trigeminal nerve, supplies the upper lip, while the mental nerve supplies the lower lip. This innervation pattern makes the lips one of the most sensitive parts of the human body, capable of detecting even the slightest changes in …

The lower lip refers to the bottom part of the mouth that can be used for tissue donation in upper lip reconstruction due to its lack of distinguishing features and ability to sustain greater tissue loss.