| Name: | pronephros |
|---|---|
| Synonyms: | embryonic kidney, pronephric nephron |
| Definition: | The embryonic kidney, present at the level of the third somite, is composed of two glomeruli fused at the midline, two pronephric tubules, and paired bilateral pronephric ducts that modify the composition of the blood filtrate before delivering it to the cloaca for excretion. |
| Ontology: | Anatomy Ontology [ZFA:0000151] |
| Name: | apical surface |
|---|---|
| Synonyms: | |
| Definition: | Anatomical surface that is located on the apical side of the body or body part. |
| Ontology: | Spatial Ontology [BSPO:0000373] |