Test your basic knowledge |

Subjects : health-sciences, usmle
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. strictures - fistulas - perianal disease - malabsorption - nutritional depletion - colorectal cancer






2. What serum marker increases with primary biliary cirrhosis and what other autoimmune conditions are it associated with






3. Why does carcinoid syndrome not occur if tumor is confined to GI system






4. What receptors does gastrin bind on the parietal cell and What does it activate






5. What are the two molecular pathways that lead to CRC






6. Where is the pancreatic enzyme concentration highest and what reaction does it catalyze






7. What does alpha amylase do and what inactivates it






8. What do you use to diagnose meckels






9. What are the histological findings in the jejunum






10. What converts inactive pepsinogen to pepsin






11. AD - mutation of APC gene on chromosome 5q - two hit hypothesis - 100% progress to CRC - 1000s of polyps - pancolonic - rectal involvement






12. What drug blocks the H2R






13. What structure is Not contained in the femoral sheath






14. What cells make gastric acid - What does it do to stomach pH and what substances regulate it






15. Between what structures do strong anastamoses exist






16. If the hemochromatosis is primary - What is the pattern of inheritance






17. Where is the deep inguinal ring relative to the inferior epigastric vessels






18. With esophageal varices - between What two vessels is the portosystemic anastomoses and Where is it






19. What type of insults result in micronodular cirrhosis






20. What kind of salivary gland tumor is painless - moveable mass - bening with high rate of recurrence - most common salivary gland tumor






21. What is one potential precipitating factor for intussusception






22. What is a positive murphy's sign






23. What does loss of p53 cause






24. Which IBD has skip lesions and can hit any portion of the GI tract but sprares the rectum - and Which is mainly has continuous lesions in the colon and always has rectal involvement






25. Tumor of neuroendocrine cells constituting 50% of small bowel tumors - most common sites are the appendix - ileum and rectum






26. Why would a self - limited lactase def occur following an injury (viral diarrhea)






27. malnutrition - toxic megacolon - colorectal carcinoma






28. What causes pancreatic insuff and What does it cause






29. What is Trousseau's sign






30. Which serum enzyme increases with heavy EtOH consumption






31. What retroperitoneal structure flanks both sides of the pancreas on CT






32. What is the ddx associated with appendicitis






33. in CF - meconium plug obstructs intestine - preventing stool passage at birth






34. what kind of fistula is associated with diverticulitis






35. What intervention will intervention will relieve portal HTN






36. What is the cause of Barrett's and the assocaited complications






37. What pancreatic enzymes are responsible for fat digestion






38. What is the presentation of pancreatic adenocarcinoma






39. What can hemochromatosis be secondary to...






40. What complication can arise from indirect inguinal hernias






41. In which portion of the esophagus is it sqamous cell cancer and in which portion is adenocarcinoma






42. What is the term for deposition of hemosiderin and What is the name of the disease caused by that deposition






43. At what spinal level does the SMA exit






44. Why does indirect inguinal hernia happen in infacnts






45. Who gets gastric ulcers






46. What are the longterm sequelae of nutmeg liver






47. likely infectious form of malabsorption - responds to antibiotics






48. Which area of the hindgut is a watershed area






49. At what level of the spine does the IM exit the aorta






50. If the abdominal aorta is blocked - How does blood get to the middle rectal artery