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USMLE Step 1 Prep
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USMLE Step 1 Prep
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25 Questions

1. What condition results in a strawberry gallbladder?

2. What negative sense RNA virus is associated with intracytoplasmic inclusion bodies called Negri bodies?

3. Which CNS ACh receptor or receptors are excitatory? Inhibitory?

4. Name the macrophage based on its location: x Connective tissue macrophages

5. Is the pH of CSF acidotic - alkalotic - or neutral?

6. What test is used to detect anti - RBC Abs seen in hemolytic anemia?

7. What reflex enables the eyes to remain focused on a target while the head is turning?

8. Name the most common cause - Dementia in persons aged 60 to 90 years

9. Name the muscle type based on the histological features: x Actin and myosin in sarcomeres; striated; uninuclear; gap junctions; troponin:calcium binding complex; T tubules and SR forming dyadic contacts; voltage - gated calcium channels

10. Is a marker for increased bone formation.

11. What is the most abused drug across all age groups?

12. What ocular muscle x Depresses and abducts the eyeball?

13. What type of binding occurs with one Fab or one idiotype of IgG?

14. How are flow through the loop of Henle and concentration of urine related?

15. What mineral is a component of cytochrome a/a3?

16. What happens to capillary oncotic pressure with dehydration?

17. How are pulse pressure and compliance related?

18. What renal side effect is commonly seen in patients taking lithium?

19. Name the type of regeneration (i.e. - labile - stable - or permanent) based on the following examples - Skeletal muscle

20. Name the six vitamin K- dependent coagulation factors.

21. Which four bacteria require cysteine for growth?

22. Name the most common type or cause - Rectal bleeding

23. What happens to V/Q ratio if a thrombus is lodged in the pulmonary artery?

24. Lucid interval

25. What aphasia is seen as an inability to comprehend spoken language and speaking in a word salad?

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