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. What is a clara cell?






2. What is capsaicin? Where does it work?






3. What causes wrist drop?






4. Where does terminal peptide cleavage of collagen fibrils take place?






5. what protects the resting heart from arrhythmias?






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






7. hypertonicity and hyperreflexity are ________________ of hydrocephalus






8. what enzyme converts procarcinogens into carcinogens?






9. What is intussusception? how does ischemia and necrosis occur?






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






11. why does liver dysfunction cause coagulation disorders?






12. why are pregnant predisposed to cholelithiasis?






13. how long is substance P? What does it do?






14. which headaches are seen mostly in men - are severe - unilateral - periorbital - episodic (around same time every day) - temporal pain - with lacrimation - nasal congestion and ptosis?






15. What are the three dopaminergic systems and What are they responsible for? disease?






16. What is the only catecholamine that is made in only one place? where? By what enzyme? controlled by what?






17. Where is aromatase used?






18. What is dobutamine? What is it used for?how it is it most helpful? What is bad about it?






19. What is the stabilizing force for the secondary structure of proteins?






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






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






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






23. What is the presentation of sever aortic stenosis?






24. Where is conduction in heart fastest? slowest?






25. what enzymes is lipoic acid a cofactor for? What does a mutation in it result in?






26. which staphylococci can do mannitol fermaentation?






27. What three things can reduce the risk of non hereditary ovarian and endometrial cancer?






28. What is cataplexy and When is it seen?






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






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






31. What are ulcers arising in the proximal duodenum in association with severe trauma or burns called?






32. What is the triad seen in pre eclampsia?






33. which viruses require a protease?






34. What does the inferior gluteal nerve innervate? how does damage to this nerve manifest?






35. What type of gene is bcl 2 ? On what chromosome is it? what chromosome is IgG heavy chain on?






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






37. How do bradykinin - C3a and C5a cause edema?






38. biotin is used By what in tissues responsible for gluconeogenesis






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






40. How do you calculate RPF from urine PAH?






41. integrin mediated adhesion of cells to ECM (and BM) involves integrin binding to what?






42. What effects does cortisol have on catecholamines?






43. why is crohns disease associated with oxaloacetate kidney stones?






44. What does VIP do to gastric acid secretion?






45. What type of drug is atropine? what else is needed in addition to atropine when treating organophosphate poison?






46. When is an S4 sound normal?






47. what hormone is structurally similar to hCG?






48. what virus causes pharyngoconjuctival fever?






49. What is 5- HETE and What does it do?






50. How do you explain the selective proteinuria of loss to albumin only in MCD?