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






2. What does p53 do? what chrom is it on?






3. Where is conduction in heart fastest? slowest?






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






5. why are beta thal major patients asymptomatic at birth?






6. in the fluid running along the PT - what happens to PAH - inulin - urea - creatinine? how about glucose - aa - bicarb?






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






8. hypertonicity and hyperreflexity are ________________ of hydrocephalus






9. what provides some cutaneous sensation to the posterior external auditory canal? What can happen if pressure is put there?






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






11. which artery provides the majority of the blood supply to the head and neck of the femur? what happens in fracture of neck?






12. which staphylococci can do mannitol fermaentation?






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






14. sporadic colon cancer tend to arise From what type of polyps?






15. What does prolonged PT indicated? aPTT? bleeding time?






16. What three pathogens cause infectious esophagitis in HIV positive patients?






17. how does eos release MBP to kill protozoa etc?






18. What can long term leg cast wearing cause?






19. What is easiest way to treat nephrolithiasis?






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






21. What causes curlings ulcers?






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






23. If a patient has higher levels of HbF - What does this mean?






24. which nerve provides innervation for plantar flexion and inversion?






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






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






27. When does dysplasia become a carcinoma - in other words When does it nonreversible? What is high grade dysplasia synonymous with?






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






29. who bleed more DIC or TTP- HUS patients?






30. which nerve in the lower leg is easily injured and causes foot drop ? What are common causes? From what nerve does it branch off or?






31. why is there only minor blood pressure increase during exercise if sympathetic activity is high (to increase CO and HR)?






32. what pathology is found around the illeo cecal valve and presents in 2 year old children with colicky abdominal pain and currant jelly stools?






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






34. non ceruloplasmin deposition - ceruloplasmin is...






35. When does neovascularization granulation tissue begin to form after severe ischemia and MI? what happens in 12-24 hours? 2 weeks to 2 months? 1-5 days? 0-4 hours? when do you see edema - hemorrhage - wavy fibers?






36. What are the first generation anti histamines?






37. carnitine deficiency impairs production of What and how?






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






39. after triglyceride metabolism - What is the fate of the glycerol? what enzyme is involved?






40. What does the tuberoinfundibular pathway connect? What is it responsible for?






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






42. what commonly happens in GI in response to acute physiologic stress?






43. which two drug types can cause orthostatic hypotension (think depression and BPH)?






44. What is it called when you see double vision when walking down stairs or looking at nose or reading newspaper?






45. What is the most common congenital adrenal hyperplasia? What does the enzyme convert What to what? and What is the presentation?






46. what nerve and artery course along the posterior aspect of the humerus?






47. Where is the base of the heart? apex?






48. What is the general compensatory mechanism to prevent edema is situations with increased central venous pressure?






49. Metronidizaole does not cover...






50. Where does conjugation of bilirubin take place?