| Name: | pronephric tubule |
|---|---|
| Synonyms: | ciliated neck segment |
| Definition: | Bilaterally paired tubes connecting the pronephric glomeruli to the pronephric ducts. In zebrafish and other teleosts, the pronephric nephron and tubules form after the pronephric duct, connecting to the anterior-most tip of the pronephric ducts. |
| Ontology: | Anatomy Ontology [ZFA:0001558] |
| Name: | renal principal cell |
|---|---|
| Synonyms: | |
| Definition: | A cuboidal epithelial cell of the kidney which regulates sodium and potassium balance. The activity of sodium and potassium channels on the cells apical membrane is regulated by aldosterone and vasopressin. In mammals these cells are located in the renal collecting ducts. |
| Ontology: | Anatomy Ontology [ZFA:0005322] |