| Name: | visual system |
|---|---|
| Synonyms: | |
| Definition: | Sensory system responsible for the perception of light. |
| Ontology: | Anatomy Ontology [ZFA:0001127] |
| Name: | lacks all parts of type |
|---|---|
| Synonyms: | lacks all physical parts of type |
| Definition: | A quality of physical entities inhering in a bearer by virtue of the bearer's lacking a physical part as specified by the additional entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002000] |
| Name: | cranial nerve II |
|---|---|
| Synonyms: | CN-II, optic, optic nerve |
| Definition: | Cranial nerve which is comprised of retinal ganglion cell axons running posterior medially towards the optic chiasm, at which the axons cross the midline and after which the structure is termed the optic tract. |
| Ontology: | Anatomy Ontology [ZFA:0000435] |