Pelvic floor anatomy - Muscles pubovaginal m. pubococcygal urethra pubo rectalis m. Vagina iliococc yge us m bt orator arc us internus m tend i ne us a nococc ygea ra ph info rmis m coccyge us m cono sac rum O&G Hos pital of FuDan UniversityO&G Hospital of FuDan University Pelvic floor anatomy - Muscles pubococcygeus