Test your basic knowledge |

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






2. What causes vertical diplopia? horizontal?






3. which has better side effect profile - SSRI or TCA?






4. what enzyme converts procarcinogens into carcinogens?






5. What is hypospadias caused by?






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






7. What is a cardiac cause of head pounding with exertion and nocturnal palpitations? What can cause this?






8. How is dobutamine better than dopamine?






9. What are the three causes of acute MI in context of normal coronary arteries ?






10. why are pregnant predisposed to cholelithiasis?






11. What does hypocapnia cause in teh brain? What is hypocapnia?






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






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






14. what commonly happens in GI in response to acute physiologic stress?






15. What translocations can cause c - myc overexpression?






16. What is diagnostic (and possible therapeutic for intussusception)?






17. what organ would an activating mutation in PRPP synthetase effect?






18. What does protein M do in Group A strep<






19. sporadic colon cancer tend to arise From what type of polyps?






20. What does VIP do to gastric acid secretion?






21. What type of drug is atropine? what else is needed in addition to atropine when treating organophosphate poison?






22. What is contraindicated in toxic mega colon?






23. what provides some cutaneous sensation to the posterior external auditory canal? What can happen if pressure is put there?






24. what happens to PaO2 - % sat - and O2 content in: Anemia - polycythemia - CO poisoning?






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






26. what clinical findings help distinguish small cell carcinoma?






27. What three things can reduce the risk of non hereditary ovarian and endometrial cancer?






28. What does prolonged PT indicated? aPTT? bleeding time?






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






30. why is glucagon used in beta blocker toxicitiy?






31. which trisomy is associated with endocardial cushion defects? What does thsi mean>






32. What causes release of myosin head from the actin filament?






33. SIADH patients have normal blood volume but...






34. what increases turbulence and thus causes bruits? (specifically in terms of viscosity and velocity)






35. What type of vision is myopia? In What type of patients does it improve?






36. What is the most common location of colonization of all s. aureus types?






37. What type of endocarditis is cytoscopy induced?






38. What is the stabilizing force for the secondary structure of proteins?






39. What does NF- KB do?






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






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






42. Where is aromatase used?






43. What is used to prevent vertical transmission of HIV?






44. which antiarrythmic is associated with blue gray discoloration ?






45. other than increasing HDL levels - what else does niacin do?






46. What is intussusception? how does ischemia and necrosis occur?






47. within the right ventricle - What are maximum pressures? the pulm arter?






48. what happens to the cell body of a neuron after the axon has been severed? What is this called? What is it second to?






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






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