Posterior branches of sacral nerves
- Posterior branches of sacral nerves
Infobox Nerve
Name = PAGENAME
Latin = rami posteriores nervorum sacralium
GraySubject = 209
GrayPage = 924
Caption = The posterior divisions of the sacral nerves.
Caption2 = 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.
System =
Precursor =
BranchFrom = sacral nerves
BranchTo = medial cluneal nerves
MeshName =
MeshNumber =
DorlandsPre = r_02
DorlandsSuf = 12691722
The posterior divisions of the sacral nerves are small, and diminish in size from above 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.
ee also
* Spinal nerve
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sacral foramen — n any of 16 openings in the sacrum of which there are four on each side of the dorsal surface giving passage to the posterior branches of the sacral nerves and four on each side of the pelvic surface giving passage to the anterior branches of the … Medical dictionary
sacral nerve — n any of the spinal nerves of the sacral region of which there are five pairs and which have anterior and posterior branches passing out through the sacral foramina … Medical dictionary
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sacral nerve — noun any of five pairs of spinal nerves emerging from the sacral region of the spinal cord • Hypernyms: ↑spinal nerve, ↑nervus spinalis * * * noun : any of the spinal nerves of the sacral region having anterior and posterior branches that pass… … Useful english dictionary
