The superficial vessels and nerves are placed segmentally along side the spinous processes of the vertebrae. The distance from the spinous processes that the neurovascular bundles emerge through the muscles varies. To get an idea of where the nerves are coming from, examine the following image. The nerves are in purple and are dorsal (posterior) rami of spinal nerves.
|Landmarks of the Back||Superficial Muscles of the Back|
|This is copyrighted© 1999 by Wesley Norman, PhD|