Test your basic knowledge |

USMLE Step 1 Prep

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 the most common one? - Tumor of the female genital tract






2. What is the most common one? - Malignant carcinoma of the ovaries






3. With a decrease in arterial diastolic pressure - what happens to x TPR?






4. What are the two side effects of opioids to which the user will not develop tolerance?






5. What is the name of the benzodiazepine antagonist used in the treatment of an overdose?






6. What is the name of the 12- step program believed to be the most successful for the treatment of alcohol abuse?






7. What is the only drug that does not have an intoxication?






8. Which tetracycline is used in the treatment of SIADH?






9. What are the three components of amyloid?






10. What three circumstances allow a child to be committed to institutional care?

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11. What is the most common complement deficiency?






12. Are used in the management of an acute asthmatic attack.






13. What cestode causes cysticercosis?






14. In skeletal muscle ________ is an active event.






15. What are the three rules governing a secondary immune response?






16. What is the relationship between preload and the passive tension in a muscle?






17. In what rare AR disorder do you see neutropenia - defective degranulation - and delayed microbial killing due to a problem in chemotaxis and migration?






18. What bilateral AR disorder seen in infancy as progressive renal failure has multiple small cysts at right angles to the cortical surface?






19. What antiarrhythmic agent is the DOC for treating and diagnosing paroxysmal supraventricular tachycardia (PSVT) and AV nodal arrhythmias?






20. From What aortic arch are the following structures derived?






21. What Ig activates the alternate pathway - neutralizes bacterial endotoxins and viruses - and prevents bacterial adherence?






22. What enzyme is blocked by 5- FU?






23. Name the type of exudate - given the following examples - Rickettsial infection






24. How many milliliters of O2 per milliliter of blood?






25. How does ventricular repolarization take place - base to apex or vice versa?






26. Do the PO2 peripheral chemoreceptors of the carotid body contribute to the normal drive for ventilation?






27. What is the most common one? - Kidney stone type






28. What statistical test - using nominal data only - checks whether two variables are independent events?






29. What is the most common one? - Germ cell tumor of the ovary






30. What component of the ETC is inhibited by the following? - CO






31. What diseases are associated with the HLA- DR3 allele

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32. What is the only glycosaminoglycan (GAG) that binds to the linker portion of the proteoglycan?






33. Has a sodium - conserving action in the distal colon.






34. What endocrine abnormality is characterized by the following changes in PTH - Ca2+ - and inorganic phosphate (Pi)? - PTH increased - Ca2+ decreased - Pi decreased






35. What fissure of the cerebral cortex runs perpendicular to the lateral fissure and separates the frontal and the parietal lobes?






36. What three major cell lines participate in the acquired immune system?






37. Name the area of the cerebral cortex affected by the description of the effects - symptoms - and results of the lesion - Apathy - poor grooming - poor ability to think abstractly - decreased drive - poor attention span (Hint: if the lesion is in the






38. What three organs participate in production of vitamin D?






39. What is the name of the protein coat that surrounds the nuclear envelope?






40. Name the primary vesicle the following structures are derived from (proencephalon - mesencephalon - or rhombencephalon) - Cerebral aqueduct






41. What three cephalosporins inhibit vitamin K- dependent factors?






42. What type of symptoms in schizophrenia are associated with x Muscarinic receptors (ACh)?






43. What portion of the pericardium adheres to the tunica adventitia of the great vessels?






44. What type of collagen is associated with keloid formation?






45. What changes does more negative intrathoracic pressure cause to systemic venous return and to the pulmonary vessels?






46. Reinke crystals






47. What three factors do Sertoli cells produce for normal male development?






48. What adrenal enzyme deficiency results in hypertension - hypernatremia - increased ECF volume - and decreased adrenal androgen production?






49. What small gram - negative aerobic rod requires Regan - Lowe or Bordet - Gengou medium for growth?






50. What is the order of fuel use in a prolonged fast?