ischium


ischium
The lower and posterior part of the hip bone, distinct at birth but later becoming fused with the ilium and pubis; it consists of a body, where it joins the ilium and superior ramus of the pubis to form the acetabulum, and a ramus joining the inferior ramus of the pubis. SYN: os ischii [TA], ischial bone. [Mod. L. fr. G. ischion, hip]

* * *

is·chi·um 'is-kē-əm n, pl is·chia the dorsal and posterior of the three principal bones composing either half of the pelvis consisting in humans of a thick portion, a large rough eminence on which the body rests when sitting, and a forwardly directed ramus which joins that of the pubis

* * *

n.
a bone forming the lower part of each side of the hip bone (see also pelvis).
ischiacschial adj.

* * *

is·chi·um (isґke-əm) pl. isґchia [L., from Gr. ischion hip] TA alternative for os ischii. See Plate 40.

Medical dictionary. 2011.

Look at other dictionaries:

  • Ischium — Ischium, Sitzbein ⇒ Beckengürtel …   Deutsch wörterbuch der biologie

  • ischium — the seat bone, 1640s, from Latin, from Gk. iskhion hip joint, in plural, the hips, probably from iskhi loin, of unknown origin …   Etymology dictionary

  • ischium — [is′kē əm] n. pl. ischia [is′kēə] [L < Gr ischion, hip, hip joint] the lowermost of the three sections of the innominate bone; bone on which the body rests when sitting ischial adj. ischiadic ischiatic …   English World dictionary

  • Ischium — Infobox Bone Name = Ischium of pelvis Latin = os ischii GraySubject = 57 GrayPage = 234 Caption = Pelvic girdle Caption2 = Left hip joint, opened by removing the floor of the acetabulum from within the pelvis. (Ischium labeled at bottom left.)… …   Wikipedia

  • ischium — ( ) [Holthuis, 1993]. Schematic drawing of a thoracic leg. [Holthuis, 1993] ( ) [Baba, 2005]. Endopod of Mxp 3, lateral; and endopod of Mxp 3, including basal 2 articles, distal articles omitted, central. Based on Munidopsis. [Baba, 2005] Article …   Crustacea glossary

  • Ischium — Das Sitzbein (lat. Os ischii) ist ein platter Knochen und einer der Bestandteile des knöchernen Beckens. Inhaltsverzeichnis 1 Mensch 2 Haustiere 3 Literatur 4 Weblinks // …   Deutsch Wikipedia

  • Ischium — Patte des arthropodes La patte des arthropodes est une forme de membre articulé. D ailleurs, le terme même d arthropode vient des mots grecs ἄρθρον (arthron), l articulation et ποδος (podos), le pied, et signifie donc « patte… …   Wikipédia en Français

  • Ischium — Ischion Is chi*on, Ischium Is chi*um, n. [L., Gr. ischi on.] 1. (Anat.) The ventral and posterior of the three principal bones composing either half of the pelvis; seat bone; the huckle bone. [1913 Webster] 2. (Zo[ o]l.) One of the pleur[ae] of… …   The Collaborative International Dictionary of English

  • Ischium — Is|chi|um das; s, ...ia <über nlat. ischium aus gr. ischíon »Hüftgelenk, Hüfte«> Hüfte, Gesäß (Med.) …   Das große Fremdwörterbuch

  • ischium — [ ɪskɪəm] noun (plural ischia kɪə) the curved bone forming the base of each half of the pelvis. Derivatives ischial adjective Origin C17: from L., from Gk iskhion hip joint , later ischium …   English new terms dictionary

  • ischium — /ˈɪskiəm/ (say iskeeuhm) noun (plural ischia /ˈɪskiə/ (say iskeeuh)) 1. the lowermost of the three parts composing either innominate bone. 2. either of the bones on which the body rests when sitting. {New Latin, from Greek ischion hip joint,… …   Australian English dictionary


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.