| Name: | head | 
|---|---|
| Synonyms: | |
| Definition: | Organism subdivision which is the part of the body which consists of the cranial and pharyngeal regions. | 
| Ontology: | Anatomy Ontology [ZFA:0001114] | 
| Name: | neural tube | 
|---|---|
| Synonyms: | presumptive central nervous system | 
| Definition: | Portion of tissue that is the cavity-containing primordium of the central nervous system, developing from the neural rod in the late segmentation period. | 
| Ontology: | Anatomy Ontology [ZFA:0001135] |