Digestive System TermsChapter 8: Digestive SystemBio 120: Medical TerminologyEmily May
The Digestive System● Three main functions include digesting food, absorbing nutrients, and eliminating waste.● Includes the physical and chemical breakdown of large food particles into simple nutrient molecules.● Includes approximately 30 feet of continuous muscular tube called the gut, alimentary canal, or gastrointestinal tract that stretches between the mouth and anus.● Also known as the Gastrointestinal System (GI).
Organs of the Digestive SystemMain Organs Accessory Organs● Oral Cavity ● Liver● Pharynx ● Pancreas● Esophagus ● Gallbladder● Stomach ● Salivary Glands● Small Intestine● Colon
Cirrhosis● A chronic disease of the liver.● Associated with failure of the liver to function properly.● Commonly seen in patients with severe alcoholism.
Jaundice● Yellow cast to skin, mucous membranes, and whites of eyes.● Caused by deposit of bile pigment from too much bilirubin in blood.● Often carcinoma of the liver or gallstones blocking the common bile duct.
Ulcerative Colitis● Chronic inflammatory condition that produces numerous ulcers to form on mucous membrane lining of colon.● Cause is unknown.● Also known as inflammatory bowel disease (IBD).
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