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50 Cards in this Set
- Front
- Back
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The root of a tooth is covered by...
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cementum
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The crown of a tooth is covered by...
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enamel
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Cuspids are pointed teeth that are adapted for tearing and shredding. TRUE/FALSE
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TRUE
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Parietal cells secrete...
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HCL acid
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Chief cells secrete...
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pepsinogen
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Enteroendocrine cells of the stomach secrete...
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gastrin
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The portion of the stomach that connects to the esophagus is the...
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cardia
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The large area of the stomach between the fundus and the J curve is the...
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body
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The prominent ridges in the lining of the stomach are called...
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rugae
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The greater omentum is...
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a fatty sheet that hangs like an apron over the abdominal viscera
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Gastric pits are...
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pockets in the lining of the stomach that contain secretory cells
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The enzyme pepsin digests...
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proteins
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A proteinase that is produced in the stomachs of newborn infants and that functions in the digestion of milk protein is...
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rennin
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Lacteals carry products of digestion that will not pass through the walls of blood capillaries. TRUE/FALSE
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TRUE
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Plicae and intestinal villi...
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increase the surface area of the mucosa of the small intestine
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Submucosal glands that secrete mucus are characteristic of the...
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duodenum
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The duodenal ampulla is formed by the fusion of the...
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common bile duct and the pancreatic duct
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The plicae circulares acheive maximum size and the villi are most developed in the...
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jejunum
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Peyers patches are characteristic of the...
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ileum
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List 4 factors that enhance the absorptive ability of the small intestine.
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1. plicae circulares
2. microvilli 3. intestinal movements 4. the villi |
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Plicae circulares are...
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transverse folds in the mucosa and submucosa of the small intestine.
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An intestinal hormone that stimulates the secretion of the duodenal glands is...
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enterocrinin
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What is secretin?
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It is an intestinal hormone that stimulates the pancreas to release a watery secretion that is high in bicarbonate ion.
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An intestinal hormone that stimulates the gallbladder to release bile is...
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cholecystokinin
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An intestinal hormone that stimulates the release of insulin from the pancreatic islet cells is...
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gastric inhibitory peptide(GIP)
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An intestinal hormone that stimulates parietal cells and chief cells in the stomach to secret is...
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intestinal gastrin
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The enzyme enterokinase...
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activates protein digesting enzymes.
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The human liver is composed of____ lobes.
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4
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The fusion of the hepatic duct and the cystic duct forms the...
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common bile duct
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In the center of a liver lobule there is a ...
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central vein
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The exocrine portion of the pancreas is composed of...
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pancreatic acini
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The basic functional unit of the liver is the...
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lobule
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Hepatocytes are arranged within a lobule of the liver into a series of plates radiating outward from a central vein. TRUE/FALSE
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TRUE.
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The Kupffer cells of the liver...
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are phagocytic
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List 5 enzymic substances that are produced by the pancreas.
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1.lipases
2. amylases 3. nucleases 4. peptidases 5. proteinases |
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The exocrine portion of the pancreas is composed of...
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pancreatic acini
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The basic functional unit of the liver is the...
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lobule
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Hepatocytes are arranged within a lobule of the liver into a series of plates radiating outward from a central vein. TRUE/FALSE
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TRUE.
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The Kupffer cells of the liver...
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are phagocytic
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List 5 substances that are produced by the pancreas.
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1.lipases
2. amylases 3. nucleases 4. peptidases 5. proteinases |
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The pancreas produces____ digesting enzymes in the form of proenzymes.
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protein
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The structure that marks the division between the right and left lobes of the liver is the...
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falciform ligament
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During the cephalic phase of gastric secretion...
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there is an increased flow of action potentials along the vagus nerve to the stomach.
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The gastroileal reflex...
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makes room for more intestinal contents by moving some chyme to the colon
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Digested materials move across the intestinal wall by 4 methods. What are they?
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active transport
diffusion facilitated diffusion cotransport |
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At the hepatic flexure, the colon becomes the...
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transverse colon
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The last 15cm of the digestive tract is the...
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rectum
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Haustra are...
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external pouches of the colon
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The taeniae coli are...
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three longitudinal bands of muscle located beneath the serosa of the colon
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The saclike structure that joins the ileum at the ileocecal valve is the...
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cecum
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