The sacral spinal nerve 1 (S1) is a spinal nerve of the sacral segment.[1]
| Sacral spinal nerve | |
|---|---|
 The plan of the lumbosacral plexus | |
| Details | |
| Identifiers | |
| Latin | nervi spinalis |
| FMA | 6423 |
| Anatomical terminology | |
It originates from the spinal column from below the 1st body of the sacrum.
Muscles
editS1 supplies many muscles, either directly or through nerves originating from S1. They are not innervated with S1 as single origin, but partly by S1 and partly by other spinal nerves. The muscles are:
Additional images
edit-
Sacral spinal nerve 1 -
Sacral spinal nerve 1 -
Sacral spinal nerve 1
References
edit- ^ American Medical Association Nervous System -- Groups of Nerves
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