| 释义 |
crural, a. (and n.)|ˈkrʊərəl|
[ad. L. crūrāl-is adj., f. crūs, crūr- leg.]
1. Of or belonging to the leg; spec. in Anat., as in crural artery, crural nerve, crural vein, crural vessels.
crural arch, the arch formed by Poupart's ligament, beneath which the crural vessels emerge; crural canal, a canal about half an inch long forming the innermost compartment of the crural sheath, through which a femoral hernia passes; crural hernia, a hernia descending beside the crural vessels; crural ring, the upper end of the crural canal; crural septum, the septum of connective tissue normally closing the crural canal at the top; crural sheath, the sheath which encloses the crural vessels as they leave the abdomen.
1599A. M. tr. Gabelhouer's Bk. Physicke 393/2 An excellent Cruralle Playster. 1634T. Johnson Parey's Chirurg. 225 The crurall artery arising from the same place whence the crurall veine proceeded. 1676Shadwell Virtuoso iii, If the capricious fly happens not to remove itself by crural motion, or the vibration of its wings. 1708J. Keill Anim. Secretion 91 The Blood must stagnate in the Crural Vessels. 1836Todd Cycl. Anat. I. 396/1 Hernia of the bladder at the crural ring is very rare. 1870R. M. Ferguson Electr. 157 The legs..are skinned, and the crural nerve laid bare.
b. as n. Short for crural artery, nerve, etc.
1667Phil. Trans. II. 514 The Umbilical Arteries..said to be derived from the Crurals. 1741Monro Anat. Nerves (ed. 3) 70 The two Crurals, with the Sciatic..are distributed to the inferior Extremities.
2. Of the nature or form of a leg.
1842Brande Dict. Sci., Crural..shaped like a leg or root. Hence in Webster and mod. Dicts. |