| Name: | retina | 
|---|---|
| Synonyms: | retinas | 
| Definition: | Multi-tissue structure that contains the retinal neural layer and the retinal pigmented epithelium, and develops from the optic cup. | 
| Ontology: | Anatomy Ontology [ZFA:0000152] | 
| Name: | retinal photoreceptor layer | 
|---|---|
| Synonyms: | retinal photoreceptor layers | 
| Definition: | The layer within the retina where the photoreceptor cell receptor segments reside. This layer is closest to the sclera. | 
| Ontology: | Anatomy Ontology [ZFA:0000143] |