Term Name:	entire pharyngeal arch associated mesenchyme
Synonyms:	associated mesenchyme of pharyngeal region, entire branchial arch associated mesenchyme, pharyngeal arch associated mesenchyme
Definition:	The sum total of mesenchymal tissue in the pharyngeal arch region. Pharyngeal mesenchyme is undifferentiated, loose connective tissue derived mostly from mesoderm, and also contains ectodermally derived neural crest cells.
Ontology:	Cell Ontology [UBERON:0010046]