Tags: Anatomical Structure.
The extraperitoneal space is the portion of the abdomen and pelvis which does not lie within peritoneum.It includes: Retroperitoneal space situated posteriorly to the peritoneum Preperitoneal space situated anteriorly to the peritoneum Retropubic space deep to the pubic bone Retro-inguinal space deep to the inguinal ligamentThe space in the pelvis is divided into the following components: prevesical space perivesical space perirectal space↑