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






2. What torch causes an intrapartum infection (as opposed to the rest which are in utero)?






3. What would a deflection of the membrane potential to near zero indicate?






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






5. What type of bond is a disulfide bond?






6. What is diphenoxylate and What is it used for? what drug is it structurally similar to? What allows for potent anti diarrheal effect without signigicant opiate effects?






7. which congenital adrenal hyperplasia presents with ambiguous genitalia in females and salt retention?






8. which type of glands produce an initially odorless secretion but can become malodorous secondary to bacterial decompisition on the skin surface? which glands are present throughout the skin except on lips and glans penis?






9. What causes congenital QT prolongation syndrome? What is death caused by? in one of the syndromes - What is a common other symptom?






10. What three factors effect total oxygen content of blood?






11. how can HAV be inactivated?






12. are there signs of inflammation in avascular necrosis? then How do you diagnose?






13. What is easiest way to treat nephrolithiasis?






14. which trisomy is associated with endocardial cushion defects? What does thsi mean>






15. what chromosome is c - myc found on?






16. What does nitroprusside do to afterload? preload?






17. What is damaged in early syringomelia? later?






18. which nucleus releases serotonin?






19. What are the common causes of metabolic alkalosis? How do you differentiate between them?






20. at four years of age - What are the social - fine motor - gross motor - and language developments?






21. which staphylococci can do mannitol fermaentation?






22. What is the mcc of nephrotic syndrome in children and can occur in adults as wel?






23. What does the superior gluteal nerve innervate? how does damage to this nerve manifest?






24. which virus inactivates both Rb and p53?






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






26. Where does vasopressin act - on the medullary or cortical segment of collecting tubule?






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






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






29. What type of drug is alendronate?






30. how does neisseria cause a petechial rash?






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






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






33. why does liver dysfunction cause coagulation disorders?






34. facial pain and headache in a patient with diabetic ketoacidosis is highly suggestive of what? How do you diagnose? What is a char finding?






35. What is the only cranial nerve that comes out dorsally? What does this mean clinically?






36. What does hypocapnia cause in teh brain? What is hypocapnia?






37. what locations of UC increase the risk of Colon cancer?






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






39. What type of antiarrythmics can protect against both atrial and ventricular arrythmias?






40. How is dobutamine better than dopamine?






41. how does increased ICP result in curlings ulcers?






42. In what population does cholelithiasis occur?






43. What is Tzanck smear used to detect?






44. When does opening snap begin?






45. What is the most important prognostic indicator in patients with malignant melanoma?






46. in treating an anemia and erythropoiesis results - what would you expect to see in peripheral blood findings transiently?






47. which nerve is at risk when ligating the superior thyroid artery? Which is the only muscle this nerve innervates? what nerve innervates all the other laryngeal muscles?






48. What is achalasia and how would this correlate on the esophageal mannometry?






49. how does achalasia present? What does barium swallow show on dilated esophagus?






50. What is diagnostic (and possible therapeutic for intussusception)?