USMLE GI
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USMLE GI
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25 Questions

1. What is the action of NO as a GI hormone

2. Which glands secrete alkaline mucus to neutralize acid contents entering the duodenum from the stomach and are located in the duodenal submucosa

3. Cholecytsokinin - source - action - regulation

4. Where does inflammation in diverticula likely cause pain - what other signs/symptoms are present and What are the complications

5. What factors increase risk of malignancy of adenomatous polyps

6. What kind of anemia is in Wilsons

7. What does autoimmune destruction of parietal cells lead to...

8. In MSI - What is the mechanism for CRC and what syndrome is associated with this defect

9. With caput medusaw - between what vessels is the anastomoses and Where is it

10. How does gastrin increase acid secretion?

11. What do you treat Wilsons disease with and What is the inheritance

12. Abuse of what substance leads to acute gastritis

13. What kind of cancer to celiac sprue put you as inc risk for

14. What does bicarb do in the duodenum

15. How does abetalipoproteinemia lead to malabsorption

16. Unencapsulated lymphoid tissue found in lamina proporia and submucosa of small intestine containing specialized M cells that take up antigen

17. In PUD - with gastric ulcers - does pain inc or dec with meals?

18. Where does an indirect inguinal hernia enter the deep inguinal ring

19. How does hirschsprung present and appear on imaging

20. Where are peyers patches found

21. What are the tumor markers for pancreatic adenocarcinoma

22. What is the most common esophageal cancer worldwide and in the US

23. What does loss of p53 cause

24. Diaphragmatic hernias occur in infants because of defective development of which membrane

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