| Name: | Kupffer's vesicle |
|---|---|
| Synonyms: | ciliated organ of asymmetry |
| Definition: | Small but distinctive epithelial sac containing fluid, located midventrally posterior to the yolk cell or its extension, and transiently present during most of the segmentation period. Kupffer's vesicle has been compared to the mouse embryonic node. |
| Ontology: | Anatomy Ontology [ZFA:0000001] |
| Name: | epithelial cilium movement involved in extracellular fluid movement |
|---|---|
| Synonyms: | cilium movement involved in fluid flow, epithelial cilium beating |
| Definition: | The directed, self-propelled movement of cilia of epithelial cells. Depending on the type of cell, there may be one or many cilia per cell. This movement is usually coordinated between many epithelial cells, and serves to move extracellular fluid. |
| Ontology: | GO: Biological Process [GO:0003351] QuickGO AmiGO |