gastrointestinal tract
Mouth-to-anus tube
The gastrointestinal tract is the continuous tube running from mouth to anus through which food passes and is digested—esophagus, stomach, small intestine, large intestine.
Often shortened to GI tract.
The virus attacks the gastrointestinal tract.
Gastrointestinal or GI describes anything relating to this system: GI symptoms, gastrointestinal distress.
Food tube to stomach
- stomachDigestive organ below chest
- duodenumInitial small intestine
- jejunumSecond small intestine portion
- ileumLast small intestine segment
colon · rectum · anus · intestines · appendix · gullet · pharynx · cecum
Involuntary digestive muscle waves
- chymePartially digested stomach contents
- absorptionProcess of taking in
- enzymesReaction-speeding proteins
- amylaseStarch-digesting enzyme
lipase · protease · bile · gastric acid · saliva · mastication · swallowing · motility
Erosive tissue wound
- heartburnGastric acid irritation
- acid refluxStomach contents reversing course
- irritable bowel syndromeFunctional gastrointestinal disorder
- Crohn's diseaseChronic intestinal inflammation disorder
celiac disease · colitis · diverticulitis · gastritis · constipation · diarrhea · inflammatory bowel disease · gastroenteritis
Process of taking in
- nutrientsVital dietary substances
- fiberPlant-based digestive aid
- digestionBodily food breakdown
- macronutrientsPrimary nutritional building blocks
micronutrients · vitamins · minerals · carbohydrates · proteins · fats · hydration · calories
Large intestine examination
- endoscopyInternal organ examination
- antacidsMedications neutralizing stomach sourness
- biopsyTissue sample for diagnosis
- stool sampleCollected excrement for testing
barium swallow · CT scan · laparoscopy · laxatives · enema · manometry · gastroscopy
Intestinal microbial community
- bacteriaNucleus-free single-celled organisms
- probioticsLive microorganisms aiding digestion
- prebioticsFood for gut flora
- microbiotaResident microscopic organisms
fermentation · symbiosis · bifidobacteria · lactobacillus · colonization · commensals · microorganisms · homeostasis
esophagus
Food tube to stomach
- stomachDigestive organ below chest
- duodenumInitial small intestine
- jejunumSecond small intestine portion
ileum · colon · rectum · anus · intestines · appendix · gullet · pharynx · cecum · sigmoid
peristalsis
Involuntary digestive muscle waves
- chymePartially digested stomach contents
- absorptionProcess of taking in
- enzymesReaction-speeding proteins
amylase · lipase · protease · bile · gastric acid · saliva · mastication · swallowing · motility · secretion
ulcer
Erosive tissue wound
- heartburnGastric acid irritation
- acid refluxStomach contents reversing course
- irritable bowel syndromeFunctional gastrointestinal disorder
Crohn's disease · celiac disease · colitis · diverticulitis · gastritis · constipation · diarrhea · inflammatory bowel disease · gastroenteritis · peptic ulcer
absorption
Process of taking in
macronutrients · micronutrients · vitamins · minerals · carbohydrates · proteins · fats · hydration · calories · gut health
colonoscopy
Large intestine examination
- endoscopyInternal organ examination
- antacidsMedications neutralizing stomach sourness
- biopsyTissue sample for diagnosis
stool sample · barium swallow · CT scan · laparoscopy · laxatives · enema · manometry · gastroscopy
gut flora
Intestinal microbial community
- bacteriaNucleus-free single-celled organisms
- probioticsLive microorganisms aiding digestion
- prebioticsFood for gut flora
microbiota · fermentation · symbiosis · bifidobacteria · lactobacillus · colonization · commensals · microorganisms · homeostasis
gastrointestinal tractcirculatory system
Heart, vessels, blood together
cardiovascular system · nervous system · respiratory system · respiratory tract · bloodstream
gastronomy, gastronome, gastropod, gastronomic, gastrointestinal, gastroenterology, gastroenterologist, gastronomical, gastronomically