|Left Levator ani from within.|
|Gray's||subject #119 424|
|Nerve:||a branch from the fourth and fifth sacral nerves|
|Action:||closing in the back part of the outlet of the pelvis|
The Coccygeus is situated behind the levator ani.
It is a triangular plane of muscular and tendinous fibers, arising by its apex from the spine of the ischium and sacrospinous ligament, and inserted by its base into the margin of the coccyx and into the side of the lowest piece of the sacrum.
- LUC coc
- SUNY Labs 43:16-0103 - "The Female Pelvis: Muscles of the Pelvic Diaphragm"
- Cross section at UV pelvis/pelvis-e12-15
- Norman/Georgetown pelvis (femalepelvicdiaphragm, malepelvicdiaphragm)
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