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USMLE Prep 2

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. When does opening snap begin?






2. lipid filled plaques in which arteries does thigh claudication suggest? difficulty sustaining an erection?






3. What torch causes an intrapartum infection (as opposed to the rest which are in utero)?






4. What is the difference between Acyl CoA carboxylase and Acyl CoA dehydrogenase?






5. what enzymes is lipoic acid a cofactor for? What does a mutation in it result in?






6. What does the clinical presentation of restlessness - agitation - dysphagia - and progression to coma 30-50 days after cave exploring? hwo do you prevent?






7. What triggers the neoplastic changes that are associated with HBV infecton?






8. which nerve provides innervation for plantar flexion and inversion?






9. What can cause virilization of a mother during pregnancy?






10. What is the most important prognostic indicator in patients with malignant melanoma?






11. What is the most common congenital adrenal hyperplasia? What does the enzyme convert What to what? and What is the presentation?






12. In what view of CXR is anterior part of heart best seen? anterior part of heart is formed by?right border of heart is formed by? left border?






13. in B12 deficiency - what levels in blood rise very quickly and then drop?






14. which two drug types can cause orthostatic hypotension (think depression and BPH)?






15. PDAs are often asymptomatic. How do you treat?






16. What do you treat s. epidermidis with?






17. is Rifampin ever used as monotherapY? why either way?






18. What is the general compensatory mechanism to prevent edema is situations with increased central venous pressure?






19. what color pigmentations are caused by malassezia furfur? when do they become more visible?






20. why does variocele occur more in left side?






21. what dictates the resting membrane potential of most cells?






22. why is crohns disease associated with oxaloacetate kidney stones?






23. What is Bortezomib and What is it used for?






24. other than proteinuria - What can cause foamy froathy urine?






25. What is epispadias caused by?






26. Where does vit C act in the hydroxylation of lysine residues for collagen? What is the cofactor required?






27. What does glycosylase do to DNA? endonuclease? lyase? What does the order here of enzymes represent? what other enzymes are needed?

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28. which opponens muscle does ulnar innervate?






29. What is capacitance inversely proportional to?






30. What is the mc manifestation of CMV in HIV patient? immunocompetent?






31. What three pathogens cause infectious esophagitis in HIV positive patients?






32. What is used to compare means? categorical outcomes?






33. What is it called if psychotic symptoms last less than one month? one to six months? more than six months?






34. What antibiotic is best to treat alcoholic pulm infections? why?






35. in the fluid running along the PT - what happens to PAH - inulin - urea - creatinine? how about glucose - aa - bicarb?






36. do Class IC agents prolong the QT interval?






37. What does NF- KB do?






38. What are ulcers arising in the proximal duodenum in association with severe trauma or burns called?






39. are there signs of inflammation in avascular necrosis? then How do you diagnose?






40. What can nitrates lead to that is bad for angina therapy? How do you counter this?






41. What are diastolic (lowest) pressures in aorta? LV?






42. If a patient has higher levels of HbF - What does this mean?






43. What is difference between Arnold Chiari type I and II?






44. what hormone is structurally similar to hCG?






45. Would alpha 1 agonists cause flushing? muscarinic antagonist?






46. What is best to prevent GBS infection in a baby?






47. When is an S4 sound normal?






48. What is the most common cause of hydatid cysts in humans? What does spilling of cysts cause?






49. What are the two growth factors associated with angiogenesis?






50. What are the three presentations of ataxia telangectasia? What does the mutation cause? What is the mode of inheritance?







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