Term
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Definition
| the main tube through which food passes. continuous and muscular and digests food, then absorbs it. |
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Term
| accessory digestive organs |
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Definition
| teeth, gallbladder, salivary glands, liver, pancreas |
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Definition
| the taking in of food usually through mouth |
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Definition
| swallowing and peristalsis |
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Definition
| breaking down of food via chewing, churning, mixing with tongue, and rhythmic local constriction of food in intestine |
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Definition
| rhythmic local constrictions of intestines in which food is repeatedly moved over the entire segment of intestinal walls |
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Definition
| breaking down of food via enzymes and chemicals secreted into lumen of alimentary canal |
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Definition
| passage of digested food, vitamins, minerals, water from lumen into blood or lymph. |
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Definition
| elimination of indigestible items from body |
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Definition
| organs that lie posterior to the mesentary/parietal peritoneum |
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Definition
| arteries that branch off abdominal aorta to serve digestive organs and hepatic portal circulation |
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Definition
| delivers blood from digestive viscera to the liver for metabolic processing or storage |
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Definition
| moist inner lining of the alimentary canal. secretes mucus enzymes and hormones, absorbs into blood, and protects from disease |
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Term
| lining epithelium, lamina propria, muscularis mucosae |
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Definition
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Term
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Definition
| protect us from pathogens in intestines (appendix and pharynx main sites) |
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Definition
| layer deep to mucosa, cntaining blood supply, nerves, and elastic fibers in stomach |
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Term
| muscularis externa (muscularis) |
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Definition
| segmentation and peristalsis occur due to this layer of alimentary canal. inner circular layer and outer longitudinal layer |
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Term
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Definition
| protective layer on outside of alimentary organs. simple squamous layer and secretes fluid |
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Term
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Definition
| replacement of serosa on outside os esophagus and retroperitoneal organs. connective tissue |
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Term
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Definition
| in-house nerve supply that allows gut organs to communicate with one another |
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Term
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Definition
| plexus controlling the glands and smooth muscle of mucosal layer |
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Term
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Definition
| nerve plexus controlling muscularis externa |
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Definition
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Term
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Definition
| area between lips and gums/teeth |
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Term
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Definition
| median fold that connects the lips to the gums |
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Term
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Definition
| visible red area of the lips |
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Term
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Definition
| finger-like projection in back of throat |
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Definition
| arches area of oropharynx that contains palatine tonsils |
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Definition
| ball of food created by tongue in mouth that is swallowed |
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Term
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Definition
| fold of epithelium connecting tongue to floor of mouth |
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Definition
| conical projectins on tongue. most abundant |
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Definition
| mushroom shapes pailillae and spread widely over tongue |
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Definition
| 10-12 on back 'V' of tongue. |
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Term
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Definition
| on side of tongue. papillae used for taste only in childhood |
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Definition
| line seperating posterior 1/3 of tongue from anterior 2/3. |
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Definition
| intrinsic salivary glands within mucosa of the oral cavity |
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Definition
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Definition
| hardest substance in the body. on the surface of teeth; brittle |
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Definition
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Term
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Definition
| calcified connective tissue connecting teeth to periodontal ligament |
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Definition
| narrowed area between crown and root of teeth |
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Definition
| material composing most of the tooth |
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Definition
| dentin-forming cell that maintains dentin throughout life |
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Definition
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Definition
| holes in stomach leading to gastric glands, which create gastric juice |
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Term
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Definition
| cells common to upper 'neck' of the gastric glands |
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Term
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Definition
| secrete HCl into lumen and intrinsic factor (required for B12 absorption) |
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Term
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Definition
| secrete pepsinogen (found in bottom part of the gastric glands |
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Term
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Definition
| bottom of gastric glands. release hormones into interstitial tissue. Gastrin is one of many |
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Term
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Definition
| enzyme that acts on milk protein |
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Term
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Definition
| required for B12 absorption. B12 needed for erythrocyte formation |
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Term
| cephalic, gastric, intestinal phases |
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Definition
| 3 phases of secretion/digestion |
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Term
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Definition
| cells htat secrete gastrin (which then signals for higher output of HCl and enzymes) |
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Term
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Definition
| term for the 3 contractions per minute of stomach provided by pacemaker cells |
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Term
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Definition
| entry of bile and pancreatic juice into the duodenum is controlled by this... |
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Term
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Definition
| folds in the intestinal wall |
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Term
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Definition
| small hairlike projections off of the villi in intestines |
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Term
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Definition
| fuzzy appearance of villi is called this... |
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Term
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Definition
| deep inpockets within folds of villi. |
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Term
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Definition
| aggregated lymphoid tissue of the submucosa in the small intestine |
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Term
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Definition
| chemical of saliva that breaks down starches and carbohydrates into simple sugars |
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Term
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Definition
| checmical secreted by intrinsic glands and tongue that breaks down fats and lipids into smaller pieces |
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Term
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Definition
| substances that passes ut of stomach into the duodenum |
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Definition
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Definition
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Definition
| a vascular tube in between 2 different capillary beds |
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Definition
| emulsifies fats in the duodenum. made in gall bladder and liver |
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Term
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Definition
| part of bile that emulsifies fats; cholesterol derivatives |
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Term
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Definition
| chemical found in bile formed by decomposition of erythrocytes |
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Term
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Definition
hormonal stimulus for bile release. from duodenum.
also causes release of pancreatic enzymes. |
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Term
| proteases, lipases, nucleases, amylases |
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Definition
| ecreted by pancreas and break down contents in duodenum |
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Term
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Definition
| secreted by pancreas; buffer the acidic chyme and provide optimal pH for enzymes to break down food |
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Term
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Definition
| hormones that signal for pancreas to secrete bicarbonate ions |
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