Term: head mesenchyme anterior region
Name: head mesenchyme
Synonyms:
Definition: Mesoderm that will give rise, along with cranial neural crest cells, to connective tissue, bone and musculature in the head.
Ontology: Anatomy Ontology [ZFA:0000113]

Name: anterior region
Synonyms:
Definition: Anatomical region anteriorly located on the body or body part.
Ontology: Spatial Ontology [BSPO:0000071]