part of part of esophagus subdivision of tube cervical part of esophagus NCIT:C12250 pars cervicalis oesophageae cervical esophagus UBERON:0035450 pars colli oesophageae SCTID:245405004 UMLS:C0227186 cervical part of oesophagus pars cervicalis (oesophagus) FMA:9395 Clinical esophageal segment composed of skeletal muscle. It corresponds to the superior part of the upper third topographic segment of the esophagus.