Tuberosity of the ischium
Capsule of hip-joint (distended). Posterior aspect.
The Obturator externus. (Tuberosity of the ischium visible at bottom right.)
Latin	t. ischiadicum
Gray's	subject #57 235
System
Precursor	{{{Precursor}}}
MeSH	[1]
Dorlands/Elsevier	t_21/12827506

Posteriorly the Superior ramus of the ischium forms a large swelling, the tuberosity of the ischium, which is divided into two portions: a lower, rough, somewhat triangular part, and an upper, smooth, quadrilateral portion. The Obturator externus muscle is a muscle of the human body. ... Latin is an ancient Indo-European language originally spoken in the region around Rome called Latium. ... In biology, an organ is a group of tissues which perform some function. ... Embryology is the branch of developmental biology that studies embryos and their development. ... Medical Subject Headings (MeSH) is a huge controlled vocabulary (or metadata system) for the purpose of indexing journal articles and books in the life sciences. ... Elseviers logo Elsevier, the worlds largest publisher of medical and scientific literature, forms part of the Reed Elsevier group. ... Human male pelvis, viewed from front Human female pelvis, viewed from front The pelvis is the bony structure located at the base of the spine (properly known as the caudal end). ... 1. ... Human male pelvis, viewed from front Human female pelvis, viewed from front The pelvis is the bony structure located at the base of the spine (properly known as the caudal end). ...

• The lower portion is subdivided by a prominent longitudinal ridge, passing from base to apex, into two parts;
  • the outer gives attachment to the Adductor magnus,
  • the inner to the sacrotuberous ligament.

• The upper portion is subdivided into two areas by an oblique ridge, which runs downward and outward;
  • from the upper and outer area the Semimembranosus arises;
  • from the lower and inner, the long head of the Biceps femoris and the Semitendinosus.

The Adductor magnus muscle is a muscle of the human body. ... The Sacrotuberous Ligament (great or posterior sacrosciatic ligament) is situated at the lower and back part of the pelvis. ... The Semimembranosus muscle is a muscle of the human body. ... The biceps femoris, as its name implies, has two heads. ... The Semitendinosus muscle is a muscle of the human body. ...

External links

• SUNY Labs 41:st-0204
• SUNY Labs 17:os-0114

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant. SUNY Downstate Medical Center is Brooklyns only academic medical center. ... SUNY Downstate Medical Center is Brooklyns only academic medical center. ... The public domain comprises the body of all creative works and other knowledge—writing, artwork, music, science, inventions, and others—in which no person or organization has any proprietary interest. ... An illustration from the 1918 edition Henry Grays Anatomy of the Human Body, commonly known as Grays Anatomy, is an anatomy textbook widely regarded as a classic work on human anatomy. ...