Phenotype: diencephalon lacks all parts of type third ventricle, 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: diencephalon
Synonyms:
Definition: The more posterior and ventral of two forebrain neuromeres, the other being the telencephalon; major derivatives are the eye cups, the brain pretectal region, the thalamus, hypothalamus, and epithalamus (including the habenula and epiphysis).
Ontology: Anatomy Ontology [ZFA:0000101]
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: third ventricle
Synonyms: 3rd ventricle, diencephalic ventricle, diencephalic vesicle, ventriculus diencephali
Definition: Fluid-filled brain cavity.
Ontology: Anatomy Ontology [ZFA:0000161]