USMLE Prep 2
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USMLE Prep 2
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25 Questions

1. what happens with LDL receptor density in statin therapy?

2. what phase do adenosine and acetylcholine act on? doing what?

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

4. in B12 deficiency - what levels in blood rise very quickly and then drop?

5. What can inhaled anesthetics (like halothane) cause post operatively? what virus does it immitate? What are the presenting symptoms?

6. What type of cancer is keratin swirls indicative of ? What is the prognosis of this cancer in the esophagus? What is it associated with?

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

8. What is the cause of fixed splitting of S2? why?

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

10. What is the best indicator for the severity of mitral stenosis?

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

12. What is Bortezomib and What is it used for?

13. Where does conjugation of bilirubin take place?

14. how will ectopic pregnancy rupture present? What is key history question for diagnosis? what would a uterine biopsy show?

15. What is the mutation type in thalassemias? what process is defective because of this?

16. where are the vegetations on the valves of a libman sacks endocarditis?

17. within the right atrium - What is the maximum pressure? left atrium?

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

19. What type of calcium channels dictate the plateau in cardiac myocyte?

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

21. carnitine deficiency impairs production of What and how?

22. after a thrombus extraction - what serum enzyme shoots up and why?

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

24. What are some of the permissive effects of cortisol?

25. what should you think of with coarctation of aorta - bicuspid valves and horseshoe kidney?