- Spinal Canal and Muscle–Nerve Physiology 137
Dorsal root
ganglion
Dorsal
root
Ventral root
Spinal
nerve
Dorsal
ramus
Ventral
ramus
Gray
ramus
White
ramus
Sympathetic
ganglion
Vertebral
body
Paraspinal
innervation
Intercostal
nerve
Spinous
process
Transverse
process
Lamina
Ant. horn Pedicle
cell
DRAWING 8-4 Nerve Roots & Rami