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. biotin is used By what in tissues responsible for gluconeogenesis






2. 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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3. What type of antiarrythmics can protect against both atrial and ventricular arrythmias?






4. What does phosphoglycerate mutase produce? In what process - instead of what? what cells used this and why?






5. What is the presentation of sever aortic stenosis?






6. What aa is NAD+ coenyzme synthesized endogenously from? What does def cause?






7. which antiarrythmic is associated with blue gray discoloration ?






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






9. what presents congenitally as macroglossia - generalized hypotonia - and an umbilical hernia?






10. Increase in lung cancer incidence and mortality has been observed in _____ over last four decades






11. What is the immune deficinecy seen in ataxia telangactasia?






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






13. How do you calculate excretion rate of a substance? How do you calculate the filtration rate of a substance? clearance of what substance estimates the GFR?






14. What is subacute sclerosisng encephalitis caused by?






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






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






17. How do you calculate RPF from urine PAH?






18. When does opening snap begin?






19. other than in pyelonephritis - where else are WBC casts seen?






20. is strep pneumo optochin resistant or susceptible? bile soluble or insoluble?






21. what protein is increased in Crohns disease? What does it do?






22. where are Beta 1 receptors found?






23. facial pain and headache in a patient with diabetic ketoacidosis is highly suggestive of what? How do you diagnose? What is a char finding?






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






25. What is the diagnosis in delayed puberty plus anosmia?






26. What is the only catecholamine that is made in only one place? where? By what enzyme? controlled by what?






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






28. What type of drug is alendronate?






29. in treating an anemia and erythropoiesis results - what would you expect to see in peripheral blood findings transiently?






30. What are the two coagulase negative staphylococci? How do you distinguish them?






31. What is pickwickian syndrome? What are the lab findings?






32. What is somatomedin C?






33. What is extraocular muscle weakness a common symptom of?






34. What are some of the permissive effects of cortisol?






35. What is the mcc of extrinsic allergic asthma?






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






37. What are the two pharmacologic antagonists that offer clear benefit in allergic asthma?






38. What is a common complication of acute pancreatitis? What is it?






39. how long is substance P? What does it do?






40. What can too much IgA in serum produces?






41. What is used to treat heparin toxicity?






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






43. What are the two mcc of focal brain lesions in HIV positive patients?






44. how much percent of sodium is excreted? urea? glucose?






45. which cells produce surfactant? which ones mediate gas exchange?






46. what should you think of with coarctation of aorta - bicuspid valves and horseshoe kidney?






47. if there are keratin swirls does that mean well or poorly differentiated?






48. What type of bond is a disulfide bond?






49. How can renal blood flow be calculated from RPF?






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