| Term Name: | umbilical ring |
|---|---|
| Synonyms: | |
| Definition: | A dense fibrous ring surrounding the umbilicus at birth. At about the sixth week of embryological development, the midgut herniates through the umbilical ring; four weeks later it returns to the abdominal cavity and rotates around the superior mesenteric artery. |
| Ontology: | Uberon Ontology [UBERON:0016504] |