vermilion border


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border

 [bor´der]
a bounding line, edge, or surface.
brush border a specialization of the free surface of a cell, consisting of minute cylindrical processes (microvilli) that greatly increase the surface area.
Brush border, characterized by closely packed microvilli. From Dorland's, 2000.
vermilion border the exposed red portion of the upper and lower lips.

ver·mil·ion bor·der

the junction between the skin aspect of the lip and the vermilion zone. Compare: vermilion zone, vermilion transitional zone.

vermilion border

[vərmil′yən]
Etymology: L, vermillium, bright red; OFr, bordure, frame
the external pinkish-to-red area of the upper and lower lips. It extends from the junction of the lips with the surrounding facial skin on the exterior to the labial mucosa within the mouth.

ver·mil·ion bor·der

(vĕr-mil'yŏn bōr'dĕr)
The red margin of the upper and lower lips, which commences at the exterior edge of the intraoral labial mucosa ("moist line") and extends outward, terminating at the extraoral labial cutaneous junction; a thinly keratinized type of stratified squamous epithelium deeply penetrated by well-vascularized dermal papillae that show through the translucent epidermis to impart the typical red appearance of the lips.

Vermilion border

The line between the lip and the skin.
Mentioned in: Maxillofacial Trauma

ver·mil·ion bor·der

(vĕr-mil'yŏn bōr'dĕr)
Junction between skin aspect of the lip and vermilion zone.
Compare: vermilion zone

vermilion border (vermil´yən),

n the junction between the lip and the facial skin.
References in periodicals archive ?
5 MINUTES: Ann began again from the opposite corner of the mouth and repeated the process, injecting three lines of gel along the vermilion border until she reached the centre of the mouth.
The measurements were: a) the distance between point A and subnasale b) the distance between prosthion and labrale superious c) the short- est distance between the upper incisor and the attachment points of the upper and lower lip d) the distance between infradentale and the vermilion border of the lower lip e) the distance between point B and the deepest point of the labiomental crease f) gnathion and soft tissue menton.
Accurate approximation of the vermilion border of the flap with that of the defect will ensure a good cosmetic result The surgeon should recall that the vermilion border is an important guide, because the labial artery runs just deep to the muscle at the level of the vermilion border.