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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. What is subacute sclerosisng encephalitis caused by?






2. what enzyme converts procarcinogens into carcinogens?






3. What causes curlings ulcers?






4. Where does lysyl oxidase act? What is the cofactor for that?






5. What can cause aortic regurg? What is the heart sound you hear?






6. name three pathological states that present with large tongues.






7. What is diphenoxylate and What is it used for? what drug is it structurally similar to? What allows for potent anti diarrheal effect without signigicant opiate effects?






8. when do ghon complexes form - primary or secondary TB?






9. Axillary lymph node dissection is a risk factor for the development of chronic lymphedema of the ipsilateral arm. What does chronic lymphedema predispose to?






10. what dissolves the lipid bilayer of a viral envelope?






11. what drugs causes the red man syndrome? how does it occur?






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






13. What is Tzanck smear used to detect?






14. why does hypothyroidism cause increased CPK levels?






15. What is the primary histologic finding in patients with eczematous dermatitis?






16. What translocations can cause c - myc overexpression?






17. how does achalasia present? What does barium swallow show on dilated esophagus?






18. 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?






19. What are the primary determinants of colon cancer risk in UC patients






20. What are the acute effects of corticosteroids on the CBC?






21. What is the precursor protein to beta amyloid and On what chromosome is it found?






22. What is the mcc of elevated AFP leves in pregnancy>






23. at 2 years of age - What are the social - fine motor - gross motor and language developments?






24. why is there only minor blood pressure increase during exercise if sympathetic activity is high (to increase CO and HR)?






25. What agonists reduce the gradient across the LV outflow tract?






26. integrin mediated adhesion of cells to ECM (and BM) involves integrin binding to what?






27. how will ectopic pregnancy rupture present? What is key history question for diagnosis? what would a uterine biopsy show?






28. where exactly is ACE expressed in the lungs? What type of enzyme is it?






29. do patients with cor pulmonale have increased or decreased levels of aldosterone?






30. Which branch of the facial nerve provides taste from ant 2/3 of tongue?






31. how does eos release MBP to kill protozoa etc?






32. What can inhaled anesthetics (like halothane) cause post operatively? what virus does it immitate? What are the presenting symptoms?






33. How do left sided colon adenocarcinomas present? right sided?






34. in overweight individuals What is thought to contribute to insulin resistance?






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






36. What is the most common neurologic complication of VZV reactivation?






37. what kind of drug is sertraline? What is a common side effect?






38. What are the lab findings in poststreptococcal GN?






39. which nerve in the lower leg is easily injured and causes foot drop ? What are common causes? From what nerve does it branch off or?






40. What are two common side effects of both acute and long acting nitrates? What causes them?






41. Where does 90% of serotonin lie? What is this NT responsible?






42. What are some side effects seen in TCAs?






43. What is mcc of death pre hospital phase of MI? in hospital phase?






44. what happens with LDL receptor density in statin therapy?






45. What actions increase venous return?






46. What are the three top bacterial causes of acute otitis media - sinusitis - and conjuctivitis?






47. 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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48. which congenital hyperbilirubinemia actually presents with serious symptoms? which are less serious/






49. What are the first line agents used in acute gouty arthritis? why not use colchicine? when would you use glucocorticoids?






50. What is a malignant pustule? What is it usually caused by? What type of capsule does it have?







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