#epicardia  the short part of the esophagus extending downward from the diaphragm to the stomach
  supertype:  #passage.anatomical_structure__passageway  a path or channel or duct through or along which something may pass; "the nasal passages"
  part of:  #esophagus__esophagu__oesophagus__gorge__gullet  the passage between the pharynx and the stomach
     part of:  #alimentary_canal__alimentary_tract__digestive_tube__digestivetube__digestivetract__gastrointestinal_tract__GI_tract  tubular passage of mucous membrane and muscle extending about 8.3 meters from mouth to anus; functions in digestion and elimination
        part of:  #digestive_system__digestivesystem__gastrointestinal_system__systema_alimentarium__systemaalimentarium__systema_digestorium__systemadigestorium  the system that makes food absorbable into the body
           part of:  #body__organic_structure__organicstructure__physical_structure  the entire physical structure of an organism (especially an animal or human being); "he felt as if his whole body were on fire"

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