part of part of Homo sapiens esophagus smooth muscle of esophagus esophagus mucosa esophagus muscularis mucosa MA:0002681 UBERON:0004648 A muscularis mucosa that is part of a esophagus. lamina muscularis of esophageal mucous membrane lamina muscularis mucosae (oesphagus) muscularis mucosae of esophagus UMLS:C0227177 esophagus muscularis NCIT:C32540 FMA:63059 SCTID:47720007 EMAPA:26989 esophagus muscularis mucosae muscularis mucosa