Term: rhombomere 1 antero-dorsal region
Name: rhombomere 1
Synonyms: r1
Definition: Anteriormost hindbrain segment or neuromere.
Ontology: Anatomy Ontology [ZFA:0001031]

Name: antero-dorsal region
Synonyms: anterodorsal region
Definition: Anatomical region that overlaps the anterior and dorsal regions of a body or body part.
Ontology: Spatial Ontology [BSPO:0000026]