| Name: | central canal |
|---|---|
| Synonyms: | canalis centralis, neural lumen |
| Definition: | Spinal cord structure that is part of the ventricular system and is filled with cerebral-spinal fluid and runs the length of the spinal cord. |
| Ontology: | Anatomy Ontology [ZFA:0000938] |
| Name: | cerebrospinal fluid circulation |
|---|---|
| Synonyms: | cerebrospinal fluid flow, CSF circulation, CSF flow |
| Definition: | The neurological system process driven by motile cilia on ependymal cells of the brain by which cerebrospinal fluid circulates from the sites of secretion to the sites of absorption. In ventricular cavities, the flow is unidirectional and rostrocaudal, in subarachnoid spaces, the flow is multi-directional. |
| Ontology: | GO: Biological Process [GO:0090660] QuickGO AmiGO |
| Name: | decreased occurrence |
|---|---|
| Synonyms: | decreased incidence |
| Definition: | An occurrence which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002052] |