| Name: | intestine lumen |
|---|---|
| Synonyms: | gut lumen |
| Definition: | Anatomical space within the intestine where digestion normally occurs. The intestinal lumen begins as an interconnected web of small space at 43 hpf that over time remodels to form a single continuous tube at 68hpf. Lumen maturation proceeds from anterior to posterior along the intestine. |
| Ontology: | Anatomy Ontology [ZFA:0005807] |
| Name: | absence of anatomical entity |
|---|---|
| Synonyms: | anatomical entity absence |
| Definition: | A quality denoting the lack of an anatomical entity or cellular component. |
| Ontology: | Phenotypic Quality Ontology [PATO:0040060] |