Advanced Patho Exam 3 Questions And Answers | Update

Advanced Patho Exam 3 Questions And Answers | Update Which cells in the stomach secrete hydrochloric acid? - ANSWER Parietal cells Which enzyme breaks down protein-forming polypeptides in the stomach? - ANSWER Pepsin Exposure to which substances protect the mucosal barrier of the stomach? - ANSWER Prostaglandins Which pancreatic enzymes break down carbohydrates? - ANSWER Amylase The products of lipid hydrolysis must be made water soluble if they are to be absorbed efficiently from the intestinal lumen. What accomplishes the formation of water-soluble molecules to facilitate this absorption? - ANSWER Micelles What is the role of the normal intestinal bacterial flora? - ANSWER They metabolize bile salts, estrogens, and lipids. Bilirubin is a byproduct of the destruction of aged __________ that are destroyed by macrophages in the spleen and liver. - ANSWER Erythrocytes What is the effect of the process of conjugation of bilirubin the liver? - ANSWER It transforms unconjugated (fat-soluble) bilirubin into conjugated (water-soluble) bilirubin Which statement is false about gallbladder function? A. Within 30 minutes of eating, the gallbladder forces bile into the stomach B. Cholinergic branches of the vagus nerve mediate gallbladder contraction C. Cholecystokinin and motilin provide hormonal regulation of gallbladder contraction D. The sphincter of the Oddi controls the flow of bile from the gallbladder - ANSWER A. Within 30 minutes of eating, the gallbladder forces bile into the stomach Bile is forced into the duodenum within 30 minutes of eating. Which structure of the digestive system synthesizes clotting factors and vitamin K necessary for hemostasis? - ANSWER Liver All of the following are symptoms of peptic ulcers except for: A. Pain is relieved by eating B. Pain is unrelenting and quickly worsens C. Pain is relieved by antacids D. Pain occurs at night when the stomach is empty - ANSWER B. Pain is unrelenting and quickly worsens Which of the following is not a common cause of peptic ulcer disease (PUD)? A. Eating spicy food B. Bacterial infection with H. Pylori C. Long-term use of NSAIDs D. Malignant tumors in the stomach and pancreas E. All of the above are common causes of PUD - ANSWER A. Eating spicy food Which of the following conditions is usually asymptomatic