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…
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.
See also Spinal nerve
References
Gebaseerd op: Wikipedia — Posterior branches of sacral nerves · auteursgeschiedenis.
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