Phenotype: cranial nerve II aplastic, abnormal
Note: This statement combines anatomy and/or ontology terms with phenotype quality terms to create a complete phenotype (EQ) statement. For detailed information on individual terms, click the hyperlinked term name.
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]
Name: aplastic
Synonyms: aplasia, undeveloped
Definition: Absence of an organ, tissue or cell due to failure to develop from a primordium or precursor cell.
Ontology: Phenotypic Quality Ontology [PATO:0001483]