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. when arrested in prophase of meiosis I - What are primary oocytes chrom number? What about the secondary oocytes that are stuck in metaphase of Meiosis II?






2. in essential fructosuria - what enzyme do patients use to metabolize fructose?






3. What is hypospadias caused by?






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






5. What is the mcc of asymmetric inflammatory arthiritis of the lower extremities in young men? what HLA association?






6. why does hypothyroidism cause increased CPK levels?






7. What causes curlings ulcers?






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






9. why does variocele occur more in left side?






10. What is the cause of rapid plasma decay of thiopental?






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






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






13. What is contraindicated in toxic mega colon?






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






15. what drug is useful for secretory diarrhea?






16. at one year of age - What are the social - fine motor - gross motor and language developments?






17. prostaglandin synthesis keeps...






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






19. What is Tzanck smear used to detect?






20. What causes the blurry vision side effects in first generation anti histamines?






21. Where is conduction in heart fastest? slowest?






22. eukaryotes are often polycistronic (multiple genes per mRNA) so ____________ is linked






23. what phase do adenosine and acetylcholine act on? doing what?






24. What is low levels of C1 esterase inhibitor diagnostic of? how can this be acquired?






25. which nerve is at risk when ligating the superior thyroid artery? Which is the only muscle this nerve innervates? what nerve innervates all the other laryngeal muscles?






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






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






28. What are pancreatic pseudocysts called pseudo rather than true cysts?






29. What does anti phospholipid syndrome in SLE patients predispose them to?






30. What are the skin presentation in sarcoid?






31. What is tachyphylaxis?






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






33. what should you think of in 'smear of an oral ulcer base'?






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






35. What are examples of action that decrease venous return to the heart?






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






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






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






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






40. What is used to treat heparin toxicity?






41. What are the three predominant symptoms of VHL? What is its mode of inheritance?






42. which congenital adrenal hyperplasia presents with all genotypes as phenotypically female and with salt retention and hypertension?






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






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






45. what defines hypoxemia?






46. where are the vegetations on the valves of a libman sacks endocarditis?






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






48. 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?






49. hemaglobin and hematocrit levels cannot __________ between relative and absolute erythrocytosis






50. on which chromosome is wilms tumor found?