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Digestive system
St430 predictor test
| Question | Answer |
|---|---|
| The appendix: | can rupture and cause peritonitis |
| The leading cause of liver failure is: | acetaminophen hepatotoxicity. |
| Which of the following is caused by portal hypertension? | Esophageal varices |
| The gastric parietal cells: | secrete HCl and intrinsic factor |
| The stomach: | delivers chyme to the duodenum |
| Most digestion and absorption takes place within the: | duodenum and part of the jejunum. |
| Which of the following is not a function of the liver? | Secretes cholecystokinin and secretin. |
| The common bile duct empties its contents into the: | duodenum |
| Which of the following is characteristic of bile? | Two of the options are correct. |
| Chemical digestion of protein begins in the ______ and is completed in the _______. | stomach; small intestine |
| An antacid drug exerts its effect in the: | stomach |
| This structure is located between the pylorus and the jejunum | Duodenum |
| Hydrochloric acid, intrinsic factor, and gastrin are | secreted by the stomach |
| The cystic duct, common bile duct, and hepatic ducts | are parts of the biliary tree |
| Parotid, sublingual, and submandibular refer to: | salivary glands |
| These blood vessel structures allow for the mixing of arterial and venous blood in the liver | Sinusoids |
| Enamel, dentin, and cementum are related to which structure? | Tooth |
| What is the site of most chemical digestion? | Duodenum |
| Which of the following form(s) the large intestine? | Colon |
| The common bile duct: | empties directly into the duodenum. |
| Which group is incorrect? | Biliary tree structures: cystic duct, portal vein, common bile duct |
| Which of the following describes gastric function? | All are correct |
| Which of the following is true? | Amylases digest carbohydrates |
| The duodenum: | is the site where most digestion and absorption occur. |
| The primary function of which organ is to deliver chyme to the duodenum at the proper rate? | Stomach |
| Which organ produces bile and secretes it into the hepatic ducts? | Liver |
| The canaliculi, hepatic duct, and cystic duct | two of the options are correct. |
| The hepatic flexure, splenic flexure, cecum, and colon are all: | parts of the large intestine |
| The ampulla of Vater and the sphincter of Oddi are located between the common bile duct and what structure? | Duodenum |
| The elimination of gas that is produced during digestion and released from the anus is called: | flatulence. |
| The mesentery, mesocolon, and omentum are: | peritoneal membranes |
| What is the sphincter that allows food to enter the stomach from the esophagus? | Lower esophageal sphincter |
| Which condition is most likely to be caused by pyloric stenosis? | Projectile vomiting |
| The wall of which structure secretes the disaccharidases? | Duodenum |
| Which structure is located between the cecum and the transverse colon? | Ascending colon |
| Food moves through the esophagus to the: | stomach. |
| Which structure contains the villi, microvilli, and brush border cells? | Duodenum |
| A paralytic ileus is caused by a cessation of: | peristalsis. |
| Gingiva refers to the: | gums. |
| The cecum is part of the: | large intestine. |
| Question text This organ secretes most of the plasma proteins, including albumin and many of the clotting factors. | Liver |
| Which of the following is true of the salivary glands? | Include the parotid, submandibular, and sublingual glands. |
| Which of the following is least characteristic of glucose? | Trypsin |
| Deglutition refers to: | swallowing. |
| Which structure prevents gastric reflux? | Lower esophageal sphincter |
| Emulsification is most associated with which substance? | Bile |
| Bile is not found in which structure? | Pancreas |
| The vagus nerve: | speeds up gut motility and secretion |
| Which of the following is a digestive enzyme? | Trypsin |
| Chyle is found in the: | lacteals. |
| What is the site of absorption for most end-products of digestion? | Duodenum and jejunum |
| A drug that blocks vagal activity: | slows GI motility and reduces GI secretions. |
| Which of the following produces the disaccharides as its end-products of digestion? | Amylase |
| This structure is located between the lower esophageal sphincter and pyloric sphincter. | Stomach |
| The appendix is attached to which structure? | Cecum |
| Peristalsis is best described as: | motility. |
| Lipases, proteases, and amylases are: | digestive enzymes |
| Fat digestion is accomplished by: | bile and lipase. |
| amylases: | digest carbohydrates. |
| The liver lobule secretes: | bile. |
| Which statement is true? | Trypsin is an enzyme that digests protein. |
| Which of the following is not a function of the stomach? | Softening and moistening food |
| Paralytic ileus is the | slowing or cessation of GI motility |
| Which enzyme is found in saliva? | Ptyalin |
| The hepatic portal system delivers: | end-products of digestion from the GI tract to the liver via blood. |
| What is the tube that carries food from the pharynx to the stomach? | Esophagus |
| The cecum, colon, and rectum are parts of which structure? | Large intestine |
| Starch digestion begins in the: | mouth. |
| Which organ secretes the most potent of the digestive enzymes? | Pancreas |
| Impaired hepatic function: | often causes plasma drug levels to increase to toxic concentrations |
| Which of the following is most related to esophageal reflux? | Pyrosis |
| The sphincter of Oddi, ampulla of Vater, and cystic duct: | are biliary structures. |
| The common bile duct: | empties bile into the duodenum |
| The gallbladder: | contracts in response to cholecystokinin |
| Which surgical procedure is most likely to cause dumping syndrome? | Gastrectomy |
| peristalsis: | is caused by contraction of smooth muscle. |
| Which of the following structures allow(s) the stomach to expand? | Rugae |
| Deciduous, baby, and milk are descriptive for which structure(s)? | Teeth |
| The portal vein carries blood that is rich in digestive end-products to which organ? | Liver |
| Sucrase, maltase, and lactase are: | disaccharidases |
| Cellulose | is dietary fiber that cannot be digested by humans |
| What is the most important nerve of the digestive tract? | Vagus |
| Which of the following refers to the roof of the mouth? | Palate |
| Persistent acid reflux can cause permanent structural damage to the: | lower esophagus |
| Which of the following does not directly connect to the duodenum? | Cecum |
| Which of the following is true of lipase? | Digests fats |
| The pyloric sphincter is located between the duodenum and what structure? | Stomach |
| Excessive intake of fat-soluble vitamins may result in toxicity known as ________________ | hypervitaminosis |
| Cholecystokinin regulates the secretion of: | bile |
| Which of the following produces amino acids as its end-product of digestion? | Trypsin |
| Which flap of tissue prevents food and water from entering the respiratory passages? | Epiglottis |
| Gastrin, secretin, and cholecystokinin are | hormones |
| The sigmoid is part of the | colon |
| The hepatic flexure does not involve the: | esophagus |
| This organ synthesizes clotting factors, stores vitamins, detoxifies drugs, and helps regulate blood glucose levels | Liver |
| Hepatitis can be caused by | all are correct |
| Which of the following is true of the appendix? | It is located in the RLQ |
| The splenic flexure does not involve the: | ascending colon |
| The wall of which structure secretes cholecystokinin | Duodenum |
| Trypsin | produces small peptides and amino acids as digestive end-products |
Created by:
editsuchan
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