The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
an expansion in the volume or area of the lumen of one or more of the small seminal ducts that lead from the testis to the head of the epididymis, usually with an increase in contained fluid
Synonyms:
exact_synonym:
dilated ductuli efferentes testis; dilated efferent ducts; dilated efferent ductules of testis; dilated vas efferens; efferent ductule of testis dilation; efferent ductules of testis dilation; vas efferens dilation