part_of part of part of develops from mesenchyme mesoderm-derived structure embryonic tissue head mesenchyme from mesoderm entire pharyngeal arch associated mesenchyme pharyngeal arch mesenchyme from head mesenchyme UBERON:0010360 Mesenchyme that develops_from a head mesenchyme from mesoderm and is part of a entire pharyngeal arch associated mesenchyme. branchial arch mesenchyme from head mesenchyme Partially implements https://github.com/obophenotype/uberon/wiki/The-neural-crest NC meeting scheme head mesenchyme derived arch mesenchyme arch mesenchyme from head mesenchyme