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| Also called gastrointestinal (GI) tract, gut, alimentary canal |
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| Physical and chemical breakdown of large food into small molecules: glucose, triglycerides, amino acids |
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| how many feet of continuous muscular tube are between mouth and anus? |
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| primarily from small intestines |
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| any food that cannot be digested is expelled |
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| mouth. digestion begins when food enters mouth |
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Definition
| contains digestive enzymes, libricates |
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| sweet, sour, salty, bitter |
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| 10 inches long, food enters from pharynx. connects to stomach |
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Definition
| a wavelike muscular music that propels food through the esophagus |
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Definition
| at lower end of esophagus. opens to allow food into stomach, closes to keep reflux of stomach acids. |
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| folds in stomach lining which allow expansion |
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Definition
| secretes various fluids including hydrochloric acid |
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Definition
| enzyme that digests protien |
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Definition
| helps protect lining of stomach from digestion |
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Definition
| food that becomes semi-solid in stomach |
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| 3 regions of small intestine: |
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Definition
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| length of small intestine |
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Definition
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Definition
| where the digestion of carbs lipids and proteins is completed |
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Definition
| finger-like extensions of mucosal lining. increases surface area for absorption in small intestine. |
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Term
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Definition
| colon, absorption of water and ions happens here. normal flora live here |
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Definition
| storage for feces, leads to anus |
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Definition
| external opening of alimentary canal |
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Definition
| produces bile, located in right upper quadrant of adbomen, processes nutrients, detoxifies harmful substances |
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Definition
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| produces digestive enzymes |
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Definition
| starch (complex carbohydrate) |
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Term
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Definition
| starch (complex carbohydrate) |
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Definition
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Definition
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| starch (complex carbohydrate) |
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Definition
| starch (complex carbohydrate) |
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Term
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Definition
| yellow or orange discoloration of skin, tissues and whites of eyes caused by buildup of bilirubin |
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Definition
| a waste pigment that is normally secreted in bile and removed in feces |
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Definition
| inflammation of liver caused by infection, chemicals, excessive alcohol use or gall bladder or pancreas disorders |
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| signs and symptoms of hepatitis |
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Definition
| jaundice, fever, nausea, poor appetite |
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Definition
| infectious, least serious, transmitted in contaminated water |
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| serum, more serious, transmitted by infected blood, dirty needles, sex. vaccination available, can lead to liver cancer |
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Definition
| transmitted through blood transfusions, needles. symptoms persist for years, may need liver transplant. |
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Term
| Gastroesophageal Reflux Disease (GERD) |
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Definition
| when your sphincter doesnt close properly it allows reflux from stomach acid into esophagus, causing inflammation and damage |
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Term
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Definition
| bland diet, no alcohol, antacids (Mylanta, Milk of Magnesia, Tums), acid-reducing medication (Prilosec, Nexium) |
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Term
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Definition
| lesions in stomach or small intestine caused by infection, non-steroidal anti-inflammatory drugs, or over secretion of hydrochloric acid or pepsin |
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Term
| treatment of peptic ulcer |
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Definition
| antibiotics (if bacterial), acid reducer drugs, decrease stress |
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Definition
| generally caused by bacteria or improperly made/stored food. lasts form a few hours to weeks. |
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Term
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Definition
| intolerance to gluten. inflammation of small intestines causes atrophy of villi. affects 2 million americans. |
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