Term
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Definition
| mouth,pharynx, esophagus, stomach, small and large intestine, anal canal |
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| transports food from the esophagus to the stomach through the contracting of the smooth muscular wall |
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| is a membranous fold attaching tongue to floor of the mouth |
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Definition
| are rough projections on the tongue to provide friction and contain taste buds |
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Definition
| is the roof of the oral cavity and contains the hard palate in the anterior region, and the soft palate in the posterior region |
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| the fleshy portion that hangs down at the back of the soft palate |
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Definition
| lymphatic tissues located on both sides of the tongue near the palate and help prevent the body from infection |
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| also called adenoids are located in teh posterior wall of the pharynx above the palate contain lymphatic tissue |
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| an enzyme that that hydrolyzes (digests) starch in the mouth |
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Definition
| largest salivary glands, located inferior to each ear b/t cheek and masseter muscle. secretes a clear watery fluid containing amylase |
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Definition
| located on floor of the mouth. secrete mostly serous fluid rich in amylase and only a small amount of mucous cells secreting mucus |
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Definition
| smallest salivary glands. located on the floor of the mouth inferior to the tongue. primarily secret mucus forming think and stringy secretions |
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| food is mixed with saliva into a mass called ___ is forced into the pharynx |
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Definition
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| is the circular smooth muscle at the point where the esophagus meets the stomach which usually stay closed to prevent regurgitation of the stomach contents |
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Definition
| protion leading to the small intestine |
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Definition
| secrete enzymes that begins the digestion of proteins it is only active in an acidic enviroment |
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Definition
| secrete HCl to give the stomach a pH of about 4 |
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Definition
| protein splitting enzyme that the gastric gland secrete |
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Definition
| the semi-fluid paste of food and gastric juice mixed |
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Definition
| contains enzymes that digest carbo's , fats, nucleic acids, proteins |
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Definition
| made of pancreatic , clustered around small tubes where they release there secretions |
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Term
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Definition
| is continuously secreted by the cells of the liver and is made of water, bile salts, bile pigaments( bilituben/biliverdin from the breakdown of hemoglobin) cholesterol, electrolytes |
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Term
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Definition
| located in the inferior surface of the liver and connected by the cystic duct to the duodenum. function of the gallbladder stores bile b/t meals reabsorbs water to concentrate bile, and releases bile into the small intestine |
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Term
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Definition
| breaking up of fat globules into smaller droplets by the action of bile salts |
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Definition
| first 25 cm. lies under the parietal peritoneum and is the most fixed portion |
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Term
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Definition
| is mobile and lies free in the peritoneal cavity, greater diameter than iliem with a thicker wall and also vascularized and more active |
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Definition
| the remainder of the small interstine also lies free |
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Definition
| double layer fold of peritoneal membrane that suspends the small intestine from the posterior abdominal wall it contains blood vessels, nerves lymphatic vessels |
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Definition
| a filmy double layered fold of peritoneal membrane that drapes from the stomach over the colon and the small intestine may helps to wall off infection |
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Definition
| they are tiny projections of the mucous membrane densest in the duodenum and beginning of the jejunum they increase the surface area of the intestinal lining to aid in absorption of digestive products, absorb monosacchrides amino acids, fatty acids and glyverol. electrolytes water and is transported by the blood in the capillaries |
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Definition
| located at the end of the small intestine joining the ileum to the cecum of the large intestince, usually remains constricted until the small intestine is filled and peristalsis increases in the ileum, relaxing the spinchter |
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Term
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Definition
| pouch like structure hanging below the ileocecal opening at the beginning of the large intestine |
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Definition
| a narrow tube with a closed end projecting off to the cecum it has no digestive functions but contains lymphatic tissue |
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Definition
| lacks villi muscle fibers from three bands |
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Definition
| teniae coli which create pouches |
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Term
1.mouth
2.pharynx
3.esophagus
4. stomach
5.small
6.large intestine
7. rectum
8.anal canal |
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Definition
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Definition
| the mechanical and chemical breakdown (use of enzymes) of food into a form that can be absorbed by the cells |
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Definition
| the posterior region fo the tongue is anchored here and in covered with lignual tonsils |
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Definition
| covers hyoid bone loacated between the nasal cavity and the pharynx and prevents food from entering the nasal cavity. contains lymphatic tissue |
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Definition
| produces a watery fluid containing amylase an enzyme which breaks down carbohydrates the first step in chemical digestion |
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Definition
| an enzyme which breaks down carbhydrates the first step in chemical digestion |
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Definition
| secrete mucus which binds food particles and lubricates during swallowing |
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Term
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Definition
| it is a cavity that is posterior to the mouth. it connects the nasal and oral cavities with the larynx and esophagus |
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Term
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Definition
| food is mixed with saliva into a masss called ______ and is forced into the pharynx |
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Term
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Definition
| space between the lips, teeth, and cheeks |
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Definition
| straight tube about 25 cm long and extends from pharynx to stomach. penetrates the diaphragm through the esophogeal hiatus. cardiac spincter is the circular smooth muscle at the point where the esophagus meets the stomach which usually stay closed to prevent regurgitation of the stomach contents secretes only mucous |
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Term
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Definition
| pouch like organ in the upper left portion of the abdomen. can hold about 1 liter or more |
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Term
| four parts of the stomach |
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Definition
1. cardiac region
2. fundic region
3. body region
4. pyloric region |
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Term
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Definition
| small area near the esophageal opening or cardiac spinchter. |
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Term
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Definition
| small area near the esophageal opening or cardiac spinchter. |
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Term
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Definition
| balloons above the cardiac region and is a temporary storage area |
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Definition
| main portion of the stomach b/t fundic and pyloric region |
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Definition
| portion leading to the small intestine |
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Definition
| thick folds found in the lining of the stomach |
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Definition
| produced by the stomach the products of the mucous,pepside, hydroclorine cells mixed together |
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Term
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Definition
| cells in the mucous membrane form an ______ _____ secretion to coat the inside of the stomach for protection and stops pepsin from digesting the proteins in the stomach |
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| stomach absorbs - small amounts of |
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Definition
| water, some salts, alcohol, and lipid-soluable drugs |
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Definition
| gland located near the small intestine that produces and secretes pancreatic juice |
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Definition
| clustered around small tubes where they release there secretions. the hepatopancreatic spincter controls juice into the duodenum |
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Term
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Definition
| stimulates the gallbladder to contract in response to proteins and fats in the small intestine the spinchter relaxes and bile squirts into the duodenum |
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Term
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Definition
| four parts ascending , transverse, descending, and sigmoid colon |
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Definition
| lies next to and is attached to the sacrum and ends just above the coccyx where it becomes the anal canal |
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Term
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Definition
| last portion and the opening is thee anus it contains four spinchter muscles made of skeletal muscle under voluntary control |
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| chyme that enters the large intestine material not absorbed by small intestine |
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Definition
| water, electrolytes,mucus, and bacteria |
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