| 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] |
| Name: | lacks parts or has fewer parts of type |
|---|---|
| Synonyms: | loss of |
| Definition: | The bearer of this quality has_part < n of the indicated entity type, where n is the normal amount for a comparable organism. Note that the bearer of the quality is the whole, not the part. Formally: If a bearer entity e has fewer parts of type X at time t, then the number of instances x of X at t such that x part_of e is < n, where n is either the normal number for comparable entities, or n is stated explicitly. This case includes the limit case, where the bearer lacks all parts of the specified type. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001999] |
| Name: | photoreceptor cell |
|---|---|
| Synonyms: | photoreceptor cells |
| Definition: | A cell specialized to detect and transduce light. |
| Ontology: | Anatomy Ontology [ZFA:0009127] |