{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.stomach","code":"thing-q1029907","url":"https://ver.cy/models/thing/q1029907/","name":"stomach","alternateNames":["avian stomach","calf stomach","capon stomach","stickleback stomach","fish stomach","crayfish stomach","oyster stomach","lamb stomach","forestomach","ruminant stomach"],"kind":"thing","status":"published","version":"0.2.0-wave.2","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.LIV"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"A muscular organ of the digestive tract in humans and many animals where food is mixed with acid and enzymes and broken down before passing to the intestine, varying across species from the single human stomach to the multi-chambered stomachs of ruminants such as calves, the avian proventriculus and gizzard, and the stomachs of fish and crustaceans; the stomach is studied in anatomy and physiology, affected by conditions such as ulcers and cancer, and used as food in some cuisines.","purpose":"Let an agent explain stomach anatomy and function in humans and animals, describe common conditions at a general level, compare stomachs across species, and route personal medical questions to clinicians.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Muscular sac","Acid and enzyme secretion","Species variation","Common conditions"],"structure":{"bundles":[{"id":"understand","name":"Understand","description":"Anatomy and function.","layers":[{"id":"anatomy","name":"Anatomy","description":"Human stomach.","findings":[{"id":"anatomy-finding","name":"Anatomy","description":"Anatomy.","questions":[{"text":"What are the regions, layers and cells of the human stomach, and how do they produce acid and enzymes?","kind":"definition"},{"text":"How does the stomach empty and regulate digestion?","kind":"definition"}]}]},{"id":"species","name":"Species","description":"Stomachs across species.","findings":[{"id":"species-finding","name":"Species","description":"Species.","questions":[{"text":"How do ruminant, avian, fish and crustacean stomachs differ from the human stomach?","kind":"provenance"},{"text":"Which entry fits a specific animal?","kind":"action"}]}]}]},{"id":"health","name":"Health","description":"Conditions.","layers":[{"id":"conditions","name":"Conditions","description":"Common conditions.","findings":[{"id":"conditions-finding","name":"Conditions","description":"Conditions.","questions":[{"text":"What are common stomach conditions such as gastritis, ulcers, reflux and cancer in general terms, according to medical sources?","kind":"provenance"},{"text":"Is the user describing symptoms now, which need a clinician?","kind":"boundary"}]}]},{"id":"care","name":"Care","description":"Diagnosis and care.","findings":[{"id":"care-finding","name":"Care","description":"Care.","questions":[{"text":"How are stomach conditions diagnosed and treated in general terms, including endoscopy?","kind":"provenance"},{"text":"Which entry fits a specific condition?","kind":"action"}]}]}]},{"id":"use","name":"Use","description":"Stomach in food and culture.","layers":[{"id":"food","name":"Food","description":"Stomach as food.","findings":[{"id":"food-finding","name":"Food","description":"Food.","questions":[{"text":"How are stomachs such as tripe and haggis casings used in cuisines, and which regulations apply?","kind":"provenance"},{"text":"Which entry fits offal?","kind":"action"}]}]},{"id":"language","name":"Language","description":"Stomach in language.","findings":[{"id":"language-finding","name":"Language","description":"Language.","questions":[{"text":"How is the stomach used figuratively across languages?","kind":"provenance"},{"text":"Which misconceptions arise?","kind":"provenance"}]}]}]},{"id":"learn","name":"Learn","description":"Teaching and history.","layers":[{"id":"teach","name":"Teach","description":"Teaching digestion.","findings":[{"id":"teach-finding","name":"Teach","description":"Teaching.","questions":[{"text":"How can stomach anatomy and digestion be taught with models and experiments?","kind":"action"},{"text":"Which entry fits the digestive system?","kind":"action"}]}]},{"id":"history","name":"History","description":"History.","findings":[{"id":"history-finding","name":"History","description":"History.","questions":[{"text":"How was gastric physiology discovered, including the observations of Beaumont?","kind":"provenance"},{"text":"Which references are standard?","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain in general terms what the stomach does and how it relates to other digestive organs.","Direct people with persistent or severe stomach symptoms to a clinician or emergency care."],"mustNot":["Diagnose a person's stomach condition or recommend treatment for their case.","Confuse the stomach with the abdomen when describing pain or symptoms.","Promote unproven diets or cleanses as treatments for stomach disease.","Dismiss signs such as vomiting blood as minor."],"requiresHuman":["Any decision about a person's medical treatment or surgery."]},"ethics":{"considerations":["Stomach symptoms can signal emergencies; false reassurance can kill.","Health information about a person's digestion is private."],"affectedParties":["Patients","Carers","Animals in veterinary care"]},"owners":{"steward":"Nobody owns the organ in general; each person answers for their own body and their clinicians for its care.","roles":[],"masterSystems":[]},"relations":[{"target":"Q112826975","type":"parent","note":"registry parent class"},{"target":"Q24060765","type":"parent","note":"registry parent class"},{"target":"Q66545296","type":"parent","note":"registry parent class"},{"target":"animal organ","type":"related","note":"category"},{"target":"organ with organ cavity","type":"related","note":"category"},{"target":"stomach cancer","type":"related","note":"a disease of the organ"},{"target":"sausage","type":"related","note":"stomach as a food casing"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.stomach","Wikidata: Q1029907 (https://www.wikidata.org/wiki/Q1029907)"]},"properties":{"applicability":"required","items":["Internal volume:  mL - Estimate volume through calibrated imaging or anatomical measurement while recording the species, filling state and compartments included.","Wall thickness:  mm - Measure thickness at a specified region using imaging or an anatomical specimen while recording distension and tissue condition.","Organ mass:  g - Weigh an anatomical specimen while recording the species, preparation method and whether contents have been removed."]},"recognition":{"applicability":"required","items":["Digestive organ with acid secretion","Between oesophagus and small intestine","The abdomen is the region; the intestine is downstream","A J-shaped muscular sac in humans between oesophagus and intestine."]},"capabilities":{"applicability":"required","items":["explain anatomy and function","describe conditions generally","compare across species","route medical questions"]},"hazards":{"applicability":"required","items":["Agents giving personal medical advice","Confusing stomach with abdomen","Oversimplifying digestion"]},"interfaces":{"applicability":"required","items":["Anatomical terminology standards","Clinical guidelines for gastric conditions","Food regulations for offal"]},"context":{"applicability":"required","items":["The organ of gastric digestion.","human stomach","ruminant multi-chambered stomachs","avian stomachs","fish stomachs","invertebrate stomachs such as in crayfish"]}},"sources":[{"title":"Wikidata item Q1029907: stomach","url":"https://www.wikidata.org/wiki/Q1029907","note":"identity and sense of the item"},{"title":"Wikipedia: Stomach","url":"https://en.wikipedia.org/wiki/Stomach","note":"general description of the item"}],"openQuestions":["Should each species stomach be a separate entry?","How should clinical guidelines be linked?","How should comparative anatomy be linked?"],"resources":{"spec":"/models/things/publications/thing-q1029907/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q1029907/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T00:11:07Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:25+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}