Bassett Collection of Stereoscopic Images of Human Anatomy

Ligaments and joints of lumbosacral spine and pelvic girdle

Ligaments of lumbosacral region, posterior view

Image #155-2

KEYWORDS: Central nervous system, Bones joints cartilage, Central nervous system, Vasculature.

Creative Commons

These images are licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License.

Creative Commons License logo

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

Ligaments and joints of lumbosacral spine and pelvic girdle
Ligaments of lumbosacral region, posterior view
The erector spinae and gluteus maximus muscles have been removed. On the left the gluteus medius has been cut away.
1 . Erector spinae muscle (cut across)
2 . Supraspinous ligament
3 . Intertransverse ligament
4 . Quadratus lumborum muscle (covered by middle layer of thoracolumbar fascia)
5 . Left kidney (faintly visible through thoracolumbar and renal fascia)
6 . Transverse process vertebrae L. IV
7 . Latissimus dorsi muscle (cut edge)
8 . Iliolumbar ligament
9 . Iliac crest
10 . Area of origin of gluteus medius muscle
11 . Gluteus minimus muscle
12 . Piriform muscle (cut across)
13 . Sciatic nerve (emerging through greater sciatic foramen)
14 . Upper pointer: Internal pudendal artery Lower pointer: Pudendal nerve
15 . Obturator internus muscle (tendon of insertion)
16 . Greater trochanter
17 . Thoracolumbar fascia (posterior layer, reflected)
18 . Intervertebral joint capsule L. IV-V
19 . Middle sacral crest
20 . Posterior superior iliac spine
21 . Gluteus medius muscle
22 . Dorsal sacroiliac ligament
23 . Piriform muscle
24 . Sacrotuberous ligament
25 . Ischiorectal fossa
26 . Superficial dorsal sacrococcygeal ligament
27 . Coccyx
CONTACT US