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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 does protein M do in Group A strep<






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






3. In what form are mitochondrial DNA? What do they transcribe?






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






5. what diseases can vit A be used to treat?






6. which opponens muscle does ulnar innervate?






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






8. What is the cause of fixed splitting of S2? why?






9. what happens to sperm count and semineferous tubules in patient with cryptoorchidism? hormonal function? why do they need to be surgically descended?






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






11. What translocations can cause c - myc overexpression?






12. What is a cord factor and Which bugs have it? How do they appear on culture?






13. at three years of age What are social - fine motor - gross motor and language developments?






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






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






16. Where is conduction in heart fastest? slowest?






17. what induces bronchial squamous metaplasia?






18. What is a major risk factor for progression ARDS? What is the pathology seen in ARDS- d/t what?






19. what has the greatest effect on prognosis when treating c. diptheriae?






20. What is the Na/Ca exchange used for?






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






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






23. where are neurons lost in huntingtons disease? What are two mc presenting symptoms?






24. what clinical findings help distinguish small cell carcinoma?






25. 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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26. What are two indicators of chronic alcohol consumption?






27. which anti epileptic is preferred in patients with both absence and tonic clonic seizures?






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






29. What type of disease has selective proteinuria? What is found in urine? What is not?






30. what protects the resting heart from arrhythmias?






31. carnitine deficiency impairs production of What and how?






32. are strep pneumo bile sensitive or bile resistant? bile soluble or insoluble?






33. What are the potassium sparing diuretics?






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






35. what stimulates bicarb secretion from the pancreas? Where is this hormone produced?






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






37. within the right atrium - What is the maximum pressure? left atrium?






38. IL4 is used for isotypye switching to what?






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






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






41. What are the skin presentation in sarcoid?






42. how does increased ICP result in curlings ulcers?






43. What is the diagnosis in a patient with bilateral upper extremity hyporeflexia and bilateral lower extremity hyperreflexia?






44. What actions increase venous return?






45. what drug causes aggression - nystagmus - ataxia - slurred speech - exaggerated gait and involuntary movements?






46. What is somatomedin C?






47. what virus causes pharyngoconjuctival fever?






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






49. What is acanthosis nigricans associated with?






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







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