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. Between what structures do strong anastamoses exist






2. What layer in the mucosa is responsible for absorption






3. How does abetalipoproteinemia lead to malabsorption






4. What are the common causes of gastric ulcers - What causes gastric ulcer






5. What is the path of an indirect inguinal hernia






6. In jaundice of hemolytic etiology - is the hyperbilirubinemia conj or unconj - what happens to urine bili - and urine urobilinogen






7. Which kind of hemorrhoids are painful and why






8. Which viral infxns/treatments are associated with reyes syndrome






9. What is the HLA association and treatment for hemochromatosis






10. Dysphagia in achalasia results from






11. What histological findings are present in the stomach






12. 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






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






14. What does a low flow rate mean for saliva






15. In PUD with a duodenal ulcer does pain inc or dec with meals






16. What do tumors that arise in the head of the pancreas cause






17. What is the clinical presentation of acute pancreatitis






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






19. What does extrahepatic biliary obstruction cause






20. What skin condition is associated with celiac sprue






21. What is the cause of physiologic neonatal jaundice






22. What is contained in the gastrosplenic and What areas does it separate






23. What receptors does ACH bind on the parietal cells and What does it activate






24. Pain improves with defaction - changes in stool frequency and changes in stool appearance are associated with






25. Where is folate absorbed






26. what kind of muscle is in the upper 1/3 of esophagus






27. How is salivary secretion stimulated






28. reduction in intestinal blood flow causes ischemia - pain after eating - weight loss - occurs at splenic flexure and distal colon - elderly






29. telescoping of 1 bowel segment into distal segment which can compromise blood supply - abdominal emergency in early childhood






30. What are the longterm sequelae of nutmeg liver






31. What is the most common cause of gallstones






32. What are the four Fs of gallstones






33. What layer in the mucosa is repsonsible for motility






34. What is the frequency of basal electric rhythm of the ilieum






35. What gives urine its characteristic color






36. Gq and inc cAMP both work to do what in parietal cells






37. What are the extraintestinal manifestations of ulcerative colitis






38. strictures - fistulas - perianal disease - malabsorption - nutritional depletion - colorectal cancer






39. What kind of gall stones are mostly radiolucent and what percentage is opaque and due to what?






40. What do mucins do?






41. Where are tumors commonly in pancreatic adenocarcinoma






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






43. motilin - source - action - regulation






44. What is the most important mechanism in gastric acid secretion






45. Where does type A chronic gastritis occur and What causes it






46. rare - often fatal childhood hepatoencephalopathy


47. What happens to the short gastics if the splenic artery is blocked






48. mildly dec UDPGT or dec bilirubin uptake - asymptomatic - elevated uncong bili without over hemolysis


49. What are the histological findings in the duodenum


50. What kind of lesions are characteristic of duodenal PUD vs cancer