Plan of lumbar plexus.
Dissection of side wall of pelvis showing sacral and pudendal plexuses.
|Anatomical terms of neuroanatomy|
The lumbosacral trunk comprises the whole of the anterior division of the fifth and a part of that of the fourth lumbar nerve; it appears at the medial margin of the psoas major and runs downward over the pelvic brim to join the first sacral nerve.
- Lumbosacral trunk
- Ramus communicans.Sacral symphatetic with S1.
- Anatomy photo:43:15-0103 at the SUNY Downstate Medical Center - "The Female Pelvis: The Posterolateral Pelvic Wall"
- posteriorabdomen at The Anatomy Lesson by Wesley Norman (Georgetown University)
- figures/chapter_30/30-6.HTM: Basic Human Anatomy at Dartmouth Medical School