[X]
01
Click on the structure to specify the target of your label
01
  • labels

Spine of the ischium

Other Terms: Ischial spine, Backbone, Spinal column, Spine, Columna vertebralis, Épine, Colonne vertébrale, Columna vertebral

Description

This is a pointed, triangular projection of variable length on the posterior margin of the ischium. Attaching to the apex of this projection is the sacrospinous ligament, which is the tendinous posterior edge of the coccygeus muscle. Attaching to its external surface is the superior gemellus muscle and to its internal surface the levator ani and coccygeus muscles. Its superior margin contributes to the greater sciatic notch, while its inferior margin contributes to the lesser sciatic notch.

Etymology

The word spine comes from the Latin spina meaning a thorn.

Latin

Columna vertebralis

French

Épine

French

Colonne vertébrale

Spanish

Columna vertebral

Comments

Related Images

View All