Posterior branches of sacral nerves
| Posterior branches of sacral nerves | |
|---|---|
The posterior divisions of the sacral nerves. | |
Areas of distribution of the cutaneous branches of the posterior divisions of the spinal nerves. The areas of the medial branches are in black, those of the lateral in red. | |
| Details | |
| From | sacral nerves |
| To | medial cluneal nerves |
| Identifiers | |
| Latin | rami posteriores nervorum sacralium |
| Anatomical terms of neuroanatomy | |
The posterior divisions of the sacral nerves are small and diminish in size as they move downward; they emerge, except the last, through the posterior sacral foramina.
The upper three are covered at their points of exit by the multifidus and divide into medial and lateral branches.