The pudendal plexus is a term used for a compound structure consisting of sacral spinal nerves.
Some sources describe it as S2-S4 of the
lumbosacral plexus
The anterior divisions of the lumbar nerves, sacral nerves, and coccygeal nerve form the lumbosacral plexus, the first lumbar nerve being frequently joined by a branch from the twelfth thoracic. For descriptive purposes this plexus is usually divi ...
.
In some older texts, it is a rough approximation of the
coccygeal plexus
The coccygeal plexus is a nerve plexus near the coccyx bone.
Structure
This plexus is formed by the ventral rami
The ventral ramus (pl. ''rami'') (Latin for ''branch'') is the anterior division of a spinal nerve. The ventral rami supply the ant ...
.
References
Nerve plexus
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