Q- Which one of the following types of cells myelinates axons of neurons of CNS?
D- Schwann cells
Q- Which one of the following tests is diagnostic for acromegaly?
A- Fasting blood glucose level
B- Serum cortisol level
C- Serum growth hormone level
D- Serum insulin-like growth factor-1 (IGF-1)
Q- Prophylaxis in HIV patients with TMP-SMX should be initiated at which of the following CD4 counts?
A- Under 300
B- Under 200
C- Under 100
D- Under 50
1 thought on “Repeated USMLE Questions Step 1- 339”
Many thanks for sending questions
I will appreciate if send explanations as well.