Bassett Collection of Stereoscopic Images of Human Anatomy

Ligaments and joints of lumbosacral spine and pelvic girdle

Ligaments of sacral region, posterior view

Image #215-1

KEYWORDS: Lumbar region, Muscles and tendons, Sacral region, Thoracic region, Vertebral column.

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Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Ligaments and joints of lumbosacral spine and pelvic girdle
Ligaments of sacral region, posterior view
The central area of the dissection shown in the preceding view is illustrated in this close-up photograph.
1 . Supraspinous ligament
2 . Transverse process of vertebra L. V (periosteum removed)
3 . Iliolumbar ligament
4 . Iliac crest
5 . Posterior superior iliac spine
6 . Dorsal sacral foramina (partially obscured by ligamentous bands note vessels and nerves emerging between bands)
7 . Superior gluteal artery (cut off)
8 . Sciatic nerve (exposed by excision of piriform muscle)
9 . Inferior gluteal artery (cut off)
10 . Internal pudendal artery
11 . Sacrospinous ligament (blended with coccygeus m)
12 . Spinous process vertebra L. V
13 . Intervertebral joint capsule L. V - S. I
14 . Gluteus medius muscle
15 . Dorsal sacroiliac ligament
16 . Median sacral crest
17 . Piriform muscle
18 . Sacrotuberous ligament
19 . Sacral cornu (horn)
20 . Dorsal superficial sacrococcygeal ligament
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