vallecula unguis


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sul·cus ma·'tri·cis un·'guis

the cutaneous furrow in which the lateral border of the nail is situated.

vallecula unguis

A fold of skin in which the proximal and lateral edges of the nails are embedded.
See also: vallecula

vallecula

pl. valleculae [L.] a depression or furrow.

vallecula cerebelli
a longitudinal fissure on the caudal cerebellum, in which the medulla oblongata rests.
vallecula epiglottica
the depressions on either side of the median glossoepiglottic fold.
vallecula sylvii
a depression made by the fissure of Sylvius at the base of the brain. Called also lateral cerebral fossa.
vallecula unguis
the sulcus of the matrix of the nail.