Ischial spine
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| Bone: Ischial spine | ||
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| Capsule of hip-joint (distended). Posterior aspect. (Spine of ischium labeled at upper left.) | ||
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| Left hip-joint, opened by removing the floor of the acetabulum from within the pelvis. (Spine of ischium labeled at center left.) | ||
| Latin | s. ischialis | |
| Gray's | subject #57 235 | |
| Dorlands/Elsevier | s_18/12749322 | |
From the posterior border of the body of the Ischium there extends backward a thin and pointed triangular eminence, the ischial spine, more or less elongated in different subjects.
[edit] Surfaces
| external surface | gives attachment to the Gemellus superior |
| internal surface | gives atttachment to the Coccygeus, Levator ani, and the pelvic fascia |
| pointed extremity | the sacrospinous ligament is attached. |
[edit] Additional images
 Right hip bone. External surface. |
 Articulations of pelvis. Anterior view. |
[edit] External links
- SUNY Labs 41:os-0105 - "The Female Perineum: Osteology"
- SUNY Labs 44:st-0724 - "The Male Pelvis"
- Dictionary at eMedicine Ischial+spine
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 As such, some of the information contained herein may be outdated.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.
| Bones of pelvis/pelvic cavity |
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| sacrum, coccyx, hip bone
Ilium: Arcuate line - Wing - gluteal lines (Posterior, Anterior, Inferior) - Fossa - Tuberosity - Crest - iliac spines (Anterior superior - Anterior inferior - Posterior superior - Posterior inferior) Ischium: Body (Ischial spine, Lesser sciatic notch) - Superior ramus (Tuberosity of the ischium) - Inferior ramus Pubis: Superior ramus (Pubic tubercle, Pubic crest, Obturator crest) - Inferior ramus (Pectineal line) Compound: Obturator foramen - Acetabulum - Acetabular notch - Greater sciatic notch - Iliopectineal eminence - Ischiopubic ramus - Pubic arch - Lesser pelvis (Pelvic inlet, Pelvic brim, Pelvic outlet) - Greater pelvis |
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