The pubococcygeus is a muscle of the pelvic floor. It forms the intemediate part of the levator ani muscle complex. Attachments: Originates from the posterior surface of the pubis. It blends with the contralateral muscle in the midline of the pelvic floor. Actions: Stability and support of abdominal and pelvic organs. Innervation: Nerve to levator ani and branches of the pudendal nerve. Blood supply: Inferior gluteal, inferior vesical and pudendal arteries. Adapted from work by OpenStax [CC BY 4.0], via Wikimedia Commons Fig 1Superior (bird’s eye) view of the pelvic floor. Note the prerectal fibres of the puborectalis. Pro Feature - 3D Model You've Discovered a Pro Feature Access our 3D Model Library Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. Learn More Print Article Rate This Article