<prompt> Muscles forming floor of pelvis are all except-PubococcygeusIliococcygeusIschiococcygeusIliacus  <response>: Ans. is d i.e., Iliacus The pelvic floor is formed by the levator ani muscle which consists of three parts.1. Pubococcygeus2. Iliococcygeus3. Ischiococcygeus 