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MedTerm 6
Digestive System
Term | Definition |
---|---|
bilirubin | orange-yellow pigment formed during destruction of erythrocytes that is taken up by liver cells and eventually excreted in the feces |
bolus | mass of masticated food ready for swallowing |
exocrine | gland that secretes products through excretory ducts to the surface of an organ, tissue, or into a vessel |
sphincter | circular band of muscle fibers that constricts a passage or closes a natural opening of the body |
triglycerides | organic compound that is made of one glycerol and three fatty acids |
or/o, stomat/o | mouth |
gloss/o, lingu/o | tongue |
bucc/o | cheek |
cheil/o, labi/o | lip |
dent/o, odont/o | teeth |
gingiv/o | gums |
sial/o | saliva, salivary gland |
esophag/o | esophagus |
pharyng/o | throat |
gastr/o | stomach |
pylor/o | pylorus |
duoden/o | duodenum |
enter/o | intestine |
jejun/o | jejunum |
ile/o | ileum |
append/o, appendic/o | appendix |
col/o, colon/o | colon |
sigmoid/o | sigmoid colon |
rect/o | rectum |
proct/o | anus, rectum |
an/o | anus |
hepat/o | liver |
pancreat/o | pancreas |
cholangi/o | bile vessel |
chol/e | bile, gall |
cholecyst/o | gallbladder |
choledoch/o | bile duct |
-emesis | vomit |
-iasis | abnormal condition (produced by something specified) |
-megaly | enlargement |
-orexia | appetite |
-pepsia | digestion |
-phagia | swallowing, eating |
-prandial | meal |
-rrhea | discharge, flow |
anorexia | lack or loss of appetite |
appendicitis | inflammation of the appendix |
ascites | abnormal accumulation of fluid in the abdominal cavity |
borborygmus | rumbling or gurgling noises that are audible at a distance and caused by passage of gas through the liquid contents of the intestine |
cachexia | physical wasting that includes loss of weight and muscle mass |
cholelithiasis | gallstones |
cirrhosis | scarring and dysfunction of the liver caused by chronic liver disease |
crohn's disease | form of inflammatory bowel disease usually in the ileum |
dysentery | inflammation of the intestine that is caused by ingesting contaminated food or water |
flatus | gas in the GI tract |
GERD | backflow of gastric contents into the esophagus |
halitosis | foul smelling breath |
hematemesis | vomiting blood |
hemorrhoids | swollen varicose veins in the anorectal region |
intestinal obstruction | blockage or the intestines that occurs when the contents of the intestine cannot move forward because of a blockage of the bowel |
IBS | symptom complex marked by abdominal pain and altered bowel function for which no cause can be determined |
malabsorption syndrome | impaired passage of nutrients through intestinal villi into the blood or lymph |
melena | tarlike feces containing digested blood |
obesity | 20% or more above ideal weight |
morbid | BMI greater than 40, 100 lb over ideal weight |
obstipation | severe constipation |
oral leukoplakia | white spots on the tongue, lips, or cheek |
pancreatitis | inflammation of the pancreas |
pyloric stenosis | narrowing of the pyloric sphincter causing a blockage between the stomach and small intestine |
regurgitation | backward flow |
ulcerative colitis | chronic inflammatory disease of the colon |
gastrointestinal endoscopy | Visual examination of the gastrointestinal tract using a flexible fiberoptic instrument with a magnifying lens and a light source (endoscope) to identify abnormalities, including bleeding, ulcerations, and tumors |
hepatitis panel | Panel of blood tests that identifies the specific virus—hepatitis A hepatitis B, or hepatitis C that is causing hepatitis |
liver function tests (LFTs) | blood tests that evaluate liver function |
serum bilirubin | measures the amount of bilirubin in the blood |
stool culture | identifies microorganisms or parasites present in feces |
stool guaiac | detects occult blood in the feces |
antacids | neutralize acidity |
antidiarrheals | releive diarrhea |
antiemetics | control nausea and vomiting |
antispasmodics | decrease GI spasms |
H2 Blockers | inhibit secretion of stomach acid |
laxatives | treat constipation |
proton pump inhibitors | suppress acid production |