The medial and larger of the two bones of the forearm. SYN: cubitus (2) [TA]. [L. elbow, arm, fr. G. olene]

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ul·na 'əl-nə n, pl ul·nae -nē or ul·nas the bone on the little-finger side of the human forearm that forms with the humerus the elbow joint and serves as a pivot in rotation of the hand

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the inner and longer bone of the forearm. It articulates with the humerus and radius above and with the radius and indirectly with the wrist bones below. At its upper end is the olecranon process and coronoid process; at the lower end is a cone-shaped styloid process.
ulnar adj.

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ul·na (ulґnə) pl. ulґnae [L. “the arm”] [TA] the inner and larger bone of the forearm, on the side opposite that of the thumb; it articulates with the humerus and with the head of the radius at its proximal end and with the radius and bones of the carpus at the distal end. See illustration and Plate 40.

Ulna and radius. (A), Anterior view; (B), posterior view.

Medical dictionary. 2011.

Look at other dictionaries:

  • ulnă — ÚLNĂ s. v. cubitus. Trimis de siveco, 13.09.2007. Sursa: Sinonime  ÚLNĂ s.f. Cubitus. [< lat. ulna]. Trimis de LauraGellner, 13.09.2007. Sursa: DN  ÚLNĂ s. f. cubitus. (< lat. ulna) Trimis …   Dicționar Român

  • ULNA — ex Graeco ὠλένη, proprie brachium, cubitus. Calpurnius, Ecl. 1. v. 45. de Numeriano Caes. maternis causas qui lusit in ulnis. Unde tendere ulnas, dicit Statius, l. 10. Theb. v. 515. pronas tendentis Amyntoris ulnas Fundentisque preces Quomodo… …   Hofmann J. Lexicon universale

  • ulna — s.f. [dal lat. ulna, dal gr. ōlénē cubito, braccio ]. (anat.) [osso lungo pari che insieme con il radio costituisce lo scheletro dalla parte intermedia dell arto anteriore dei tetropodi] ▶◀ cubito …   Enciclopedia Italiana

  • ulna — s. f. 1.  [Anatomia] O mesmo que cúbito. 2.  [Antigo] Medida equivalente a uma braça.   ‣ Etimologia: latim ulna, ae, cotovelo …   Dicionário da Língua Portuguesa

  • ulna — ȗlna ž DEFINICIJA anat. duga cjevasta kost podlaktice; lakatna kost ETIMOLOGIJA lat. ulna …   Hrvatski jezični portal

  • Ulna — Ul na, n. [L., the elbow. See {Ell}.] 1. (Anat.) The postaxial bone of the forearm, or branchium, corresponding to the fibula of the hind limb. See {Radius}. [1913 Webster] 2. (O. Eng. Law) An ell; also, a yard. Burrill. [1913 Webster] …   The Collaborative International Dictionary of English

  • Ulna — (lat.), 1) so v.w. Ellenbogenknochen, s.u. Armknochen C); 2) Elle, die Länge des Arms od. 2 Fuß betragend …   Pierer's Universal-Lexikon

  • Ulna — (lat.), Elle, s. Arm …   Meyers Großes Konversations-Lexikon

  • Ulna — (lat.), Ellbogenbein (s. Ellbogen); ulnār, was sich auf U. bezieht …   Kleines Konversations-Lexikon

  • ulna — ● ulna nom féminin (mot latin signifiant avant bras) Cubitus …   Encyclopédie Universelle

  • Ulna — Ulna, Elle ⇒ Zeugopodium …   Deutsch wörterbuch der biologie

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