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 are the three signs of morphine overdose?






2. What specifies how accurately the sample values and the true values of the population lie within a given range?






3. What bacterium is responsible for woolsorter's disease?






4. What hormone - stimulated by epinephrine - results in an increase in lipolysis?






5. Goodpasture Ag is a component of What type of collagen?






6. Does being a female physician increase or decrease the risk of suicide?






7. What is the term for a large VSD that leads to pulmonary HTN - RVH - and cyanosis due to right - to - left reversal of the shunt?






8. Name the eukaryotic RNA polymerase based on the following: x Synthesizes tRNA - snRNA - and the 5S rRNA






9. Do the following structures pick up stain from hematoxylin or eosin? - Cytoplasm






10. Name the cerebral vessel associated with the following vascular pathologies - Subdural hemorrhage






11. What is the most likely causative organism for a patient with folliculitis after spending time in a hot tub?






12. What primary acid - base disturbance is caused by an increase in alveolar ventilation (decreasing CO2 levels) resulting in the reaction shifting to the left and decreasing both H+ and HCO3- levels?






13. What type of scheduled reinforcement states that after a desired response - the reinforcement is given x After a set number of responses?






14. What is the term for the summation of mechanical stimuli due to the skeletal muscle contractile unit becoming saturated with calcium?






15. By What age should children be able to draw the following figures? - Square






16. What component of the ETC is inhibited by the following? - Cyanide






17. What are the five AAs that are both ketogenic and glucogenic?






18. Name the compartment of the mediastinum associated with the following thoracic structures: Trachea






19. All AAs have titration plateaus At what pH values?






20. Is T3 or T4 responsible for the negative feedback loop on to the hypothalamus and anterior pituitary gland?






21. If a peripheral blood smear shows schistocytes - reticulocytes - and thrombocytopenia - is it more commonly seen in patients with ITP or TTP?






22. What type of Ag do B cells recognize?






23. Name the type of hypersensitivity reaction based on the following properties - Circulating Ab - Ag immune complexes deposited in the tissue result in neutrophil attraction and the release of lysosomal enzymes.






24. What neuronal cell bodies are contained in the intermediate zone of the spinal cord? (T1- L2)






25. What somatoform disorder is described as x Preoccupied with illness or death - persisting despite reassurance - lasting longer than 6 months?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


26. Where in the kidney are the long loops of Henle and the terminal regions of the collecting ducts?






27. Patients with sickle cell anemia are at increased risk for infection From what type of organisms?






28. Why isn't the incidence of a disease decreased when a new treatment is initiated?






29. Signet ring cells






30. What is the most potent stimulus for glucagon secretion? Inhibition?






31. What thyroid carcinoma is associated with radiation exposure - psammoma bodies - and Orphan Annie eye nuclei?






32. What atypical pneumonia can be diagnosed with elevated cold agglutinin titers?






33. What tract carries the ipsilateral dorsal column fibers from the lower limbs in the spinal cord?






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






35. What AA has a pKa of 13?






36. Call - Exner bodies






37. What is the tumor at the bifurcation of the right and left hepatic ducts?






38. What area of the hypothalamus is the feeding center?






39. What CNs are responsible for the sensor and motor components of the light reflex?






40. Is associated with CML.






41. What virus is associated with body cavity large B- cell lymphomas?






42. What artery travels with the following veins? - Middle cardiac vein






43. Which gram - negative diplococcus grows on chocolate agar? Thayer - Martin medium?






44. What is the primary predisposing factor for vascular dementia?






45. What is the most common one? - Site for colonic diverticula






46. What genus is known as the smallest free living bacteria? (hint: has no cell wall and has sterols in the membrane)






47. What form of the Plasmodium species are injected into humans by mosquitoes?






48. What two forces affect movement of ions across a membrane?






49. Name the cerebral vessel associated with the following vascular pathologies - Epidural hemorrhage






50. What neuropsychologic test shows nine designs to the patient - then asks for recall of as many as possible?