Related to the

urinary bladder The bladder () is a hollow organ in humans and other vertebrates that stores urine from the Kidney (vertebrates), kidneys. In placental mammals, urine enters the bladder via the ureters and exits via the urethra during urination. In humans, the ...

, anteriorly there are the following folds: * one

median umbilical fold In human anatomy, the median umbilical ligament is an unpaired midline ligamentous structure upon the lower inner surface of the anterior abdominal wall. It is covered by the median umbilical fold. The median umbilical ligament represents the re ...

on the

median umbilical ligament In human anatomy, the median umbilical ligament is an unpaired midline ligamentous structure upon the lower inner surface of the anterior abdominal wall. It is covered by the median umbilical fold. The median umbilical ligament represents the re ...

(which in turn, contains the

urachus The urachus forms from the distal end of the allantois in the embryo, and develops into a closed cord between the base of the bladder, and the navel. It drains the bladder of the fetus that joins and runs within the umbilical cord. The fibrous r ...

) * two

medial umbilical fold The medial umbilical fold is an elevation of the peritoneum (on either side of the body) lining the inner surface of the lower anterior abdominal wall formed by the underlying medial umbilical ligament (the obliterated distal portion of the umbili ...

s on the occluded

umbilical artery The umbilical artery is a paired artery (with one for each half of the body) that is found in the abdominal and pelvic regions. In the fetus, it extends into the umbilical cord. Structure Development The umbilical arteries supply systemic arter ...

* two

lateral umbilical fold The lateral umbilical fold is an elevation (on either side of the body) of the peritoneum lining the inner/posterior surface of the lower anterior abdominal wall formed by the underlying inferior epigastric artery and inferior epigastric vein whic ...

s on the

inferior epigastric vessels In human anatomy, the inferior epigastric vessels refers to the inferior epigastric artery and the inferior epigastric vein. See also *Terms for anatomical location Standard anatomical terms of location are used to describe unambiguously t ...

References

External links

* - "Inguinal Region, Scrotum and Testes: Umbilical Folds and Peritoneal Fossae" * () * http://www.portfolio.mvm.ed.ac.uk/studentwebs/session5/37/ALBL_Anterolateralwall.htm Pelvis Urinary system {{genitourinary-stub