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 first branch of the abdominal artery?






2. What three Beta- blockers are used in the treatment of glaucoma?






3. What malabsorption syndrome produces abdominal distention - bloating - flatulence - diarrhea - steatorrhea - and weight loss shortly after eating bread products?






4. What level of mental retardation is characterized by x Needing a highly structured environment with constant supervision?






5. What nerve supplies general sensation to the anterior two - thirds of the tongue?






6. The ophthalmic artery is a branch of what vessel?






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






8. What cancer of the male genitourinary system is associated with osteoblastic bony metastasis?






9. In What trimester is the fetus most vulnerable to congenital rubella syndrome?






10. What AA is a precursor of the following substances? - Serotonin






11. What syndrome results if the enzyme ?-1- iduronidase is deficient? L- iduronate sulfatase deficiency?






12. What is the most abundant neuron in the cerebellum?






13. What disorder is associated with spider angiomas - palmar erythema - gynecomastia - testicular atrophy - encephalopathy - abnormalities in clotting factors - and portal HTN?






14. What disease results in a failure of neural crest cells to migrate to the myenteric plexus of the sigmoid colon and rectum?

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


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






16. What term describes senseless repetition of words or phrases?






17. What X- linked recessive disorder that is due to an abnormality in the dystrophin gene - has onset by age 5 with progressive proximal muscle weakness - calf pseudohypertrophy - and elevated CPK levels?

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


18. What is the most potent NMJ blocker and also has no cardiovascular side effects?






19. In Parkinson's disease - What area of the basal ganglia has a decreased amount of dopamine?






20. What is the term for the negative resting membrane potential becoming more negative?






21. What assay is used to identify MHC class I molecules?






22. Are antineoplastic agents that work on actively proliferating cells schedule or dose dependent?






23. Name the T- cell CD marker: x Interacts with MHC class I molecules






24. What is the term for a benign melanocytic tumor associated with sun exposure that presents as tan - to - brown colored and has sharply defined well - circumscribed borders?






25. What are the five tissues in which glucose uptake is insulin independent?






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






27. What is the major hormone produced in the following areas of the adrenal cortex? - Zona glomerulosa






28. What cells of the thyroid gland secrete calcitonin?






29. Is cigarette smoking associated with transitional cell carcinoma of the bladder?






30. What antimuscarinic is used as an inhalant for asthma?






31. Are resistant to the effects of aminoglycosides.






32. What area of the spleen consists of splenic cords of Billroth and phagocytoses RBCs?






33. What is the most common one? - Female genital tract malignancy resulting in death






34. ______________ that slow bacterial growth are bactericidal.






35. What small gram - positive - non - spore - forming rod is a facultative intracellular parasite that grows in the cold and is associated with unpasteurized milk products?






36. What is the major muscle used in the relaxed state of expiration?






37. Name the DNA virus: x Partially dsDNA circular; enveloped; virion - associated polymerases; has RNA intermediate; replicates in the nucleus






38. What is the term to describe the increase in organ size due to the increase in cell size and function?






39. Name the cancer associated with the following oncogenes. (Some may have more than one answer) x hst -1 and int -2






40. Name the type of hypersensitivity reaction based on the following properties - Reaction - mediated by sensitized T- cells






41. What is the start codon - and What does it code for in eukaryotes? Prokaryotes?






42. Ensures emancipation.






43. What is an elevated - fluid - filled cavity between skin layers up to 0.5 cm?






44. A mother takes her 2- week - old infant to the ER because the baby regurgitates and vomits after eating and has peristaltic waves visible on the abdomen and a palpable mass in the right upper quadrant. What is your diagnosis?






45. Is the following description characteristic of competitive or noncompetitive antagonists: parallel shift to the right on a dose - response curve - complete reversibility with increase of the dose of the agonist drug - and capacity to decrease the pot






46. What hormone excess produces adrenal hyperplasia?






47. In high altitudes - What is the main drive for ventilation?






48. Name the compartment of the mediastinum associated with the following thoracic structures: Brachiocephalic vein






49. What acid - base disturbance is produced from vomiting?






50. Are the following major or minor Jones criteria of rheumatic fever? - Subcutaneous nodules