| Name: | spinal cord | 
|---|---|
| Synonyms: | medulla spinalis, spinal cord structure | 
| Definition: | |
| Ontology: | Anatomy Ontology [ZFA:0000075] | 
| Name: | floor plate | 
|---|---|
| Synonyms: | floorplate, fp | 
| Definition: | Multi-tissue structure that is the ventral-most aspect of the developing neural tube. The floor plate is a specialized glial structure with secretory function that spans the rostral-caudal axis from the midbrain to the tail regions. The floor plate is one of first structures that differentiate in the developing nervous system. | 
| Ontology: | Anatomy Ontology [ZFA:0000022] |