| Name: | dorsal aorta |
|---|---|
| Synonyms: | DA, dorsal aortic root |
| Definition: | Principal unpaired, median artery of the trunk, leading from the paired roots (radices) of the dorsal aorta to the caudal artery. |
| Ontology: | Anatomy Ontology [ZFA:0000014] |
| Name: | pericyte |
|---|---|
| Synonyms: | pericytes, perivascular cell |
| Definition: | An elongated, contractile cell found wrapped about precapillary arterioles outside the basement membrane. Pericytes are present in capillaries where proper adventitial and muscle layer are missing (thus distinguishing this cell type from adventitial cells). They are relatively undifferentiated and may become fibroblasts, macrophages, or smooth muscle cells. |
| Ontology: | Anatomy Ontology [ZFA:0009112] |