mentolabial furrow
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mentolabial sulcus — sulcus mentolabialis [TA] the skin furrow between the lower lip and the chin. Called also mentolabial furrow … Medical dictionary
furrow — A groove or sulcus. [A.S. furh] digital f. SYN: digital crease. genital f. a groove on the genital tubercle in the embryo, appearing toward the end of the second month. gluteal f. SYN: gluteal … Medical dictionary
Sulcus — From the Latin for a groove, furrow, or trench. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. * * * 1. [TA] One of the grooves or furrows on the surface of the brain, bounding the several… … Medical dictionary