part of part of develops from develops from immediate transformation of head organ anterior region of body mouth digestive system face digestive tract upper jaw region lip upper lip MA:0000919 upper jaw lip VHOG:0001750 Lip that covers the upper portion of the mouth.[TAO]. UBERON:0001834 EMAPA:17925 SCTID:245776003 ZFA:0005226 FMA:59817 Wikipedia:Upper_lip TAO:0001970 UBERON:0003391 midface craniocervical region future upper lip jaw region main body axis body proper