单词 | palmar |
释义 | palmaradj.n. A. adj. ΘΚΠ the world > life > the body > external parts of body > limb > extremities > hand > [adjective] > palm of palmar1656 palmary1696 volar1814 palmedc1848 transpalmar1891 1656 T. Blount Glossographia Palmar (palmaris), pertaining to victory. 1658 E. Phillips New World Eng. Words Palmar, belonging to a Palm. 2. Of or relating to the palm of the hand, or the corresponding part of the forefoot of an animal. ΘΚΠ the world > life > the body > external parts of body > limb > extremities > hand > [adjective] > palm of > situated on palmar1656 1656 T. Blount Glossographia Palmar (palmaris), pertaining to..the palm of the hand. 1786 J. Aitken Princ. Anat. & Physiol. I. 118 The annular ligament of the wrist..and the palmar aponeurosis. 1826 Lancet 1 Apr. 16/2 It is extremely difficult to find the artery at the bleeding point, in consequence of the cellular substance of the palmar fascia becoming filled with blood. 1876 T. Bryant Pract. Surg. (ed. 2) I. iv. 172 On the plantar surface of the foot or the palmar of the hand. 1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) xiv. 340 The palmar surface of the paw is hairy. 1992 Cambr. Encycl. Human Evol. (1994) ix. iv. 346/1 (caption) The thumb grips small objects between its palmar surface and the side of the index finger. B. n. 1. Zoology. An ossicle situated between the second and third branching points in the arm of a multiply branched crinoid. Now historical and rare. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > division Pelmatozoa > class Crinoidea > member of > parts of > joints in arms of palmaria1877 palmar1879 1879 P. H. Carpenter in Trans. Linn. Soc. 2 i. 24 Complete series of distichals and palmars. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 572 If the arms [of a Crinoid] branch twice the joints between the first and second places of division are known as distichals; if thrice, the joints between the second and third places of division are designated palmars. 2003 www.nova.edu 1 May (O.E.D. Archive) Ossicles of the first through fourth brachitaxes, or division series, are often referred to as primibrachs (or primibrachials), secundibrachs, tertibrachs and tetrabrachs. Much of the 19th century literature referred to these as costals, distichals, palmars and post-palmars. 2. Anatomy. A palmar muscle, artery, nerve, etc. rare. ΘΚΠ the world > life > the body > external parts of body > limb > extremities > hand > [noun] > palm of loof13.. palmc1300 doll1567 handhole1767 flat1828 palmar1890 1890 Cent. Dict. Palmar, an anatomical structure, as a muscle, contained in or connected with the palm: as, the long and short palmars. 1960 Amer. Jrnl. Surg. 99 845/1 A fine transverse artery was also seen in most digits connecting the two palmars across the palmar aspect of the first interphalangeal joint. Compounds palmar arch n. Anatomy (a) (more fully superficial palmar arch) an arterial arch that crosses the palm of the hand superficial to the flexor tendons, formed by the terminal portion of the ulnar artery and a superficial branch of the radial artery; (b) (more fully deep palmar arch) an arterial arch that crosses the palm deep to the flexor tendons, formed by the terminal portion of the radial artery and a deep branch of the ulnar artery. ΚΠ 1786 J. Aitken Princ. Anat. & Physiol. I. 173 It [sc. the ulnar artery] forms with the radial artery the palmar arch which is covered by the palmar aponeurosis. 1797 J. Bell Anat. Human Body II. 396 This deep palmar arch gives out many arteries. 1840 G. V. Ellis Demonstr. Anat. 408 The artery that forms the superficial palmar arch is the continuation of the ulnar. 1902 Amer. Naturalist 36 518 In studying the arteries the only fact which throws any light on the problem is the relative size of the digital branches from the palmar arch. 1980 Gray's Anat. (ed. 36) vi. 705 The deep palmar arch can be represented by a horizontal line about 4 cm long drawn from a point just distal to the hook of the hamate bone. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < |
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