Repeated USMLE Questions- Pharmacology- 274

Dr Ray Makar

4 years ago

Q- Which one of the following diuretics may elevate blood glucose level in some patients?

A- Acetazolamide

B- Hydrochlorothiazide

C- Spironolactone

D- Triamterene

B- Hydrochlorothiazide- Thiazide as well as loop diuretics may elevate blood glucose levels in some patents.

Q- Which one of the following gout treatments lowers serum uric acid?

A- Allopurinol

B- Colchicine

C- Indomethacin

D- Probenecid

A- Allopurinol- It the only one on the list that lowers uric acid by inhibition of xanthine oxidase. Others are analgesics.

Q- Aminoglycosides inhibit protein synthesis through targeting which of the following?

A- 30S ribosomal subunits

B- mRNA

C- Peptidoglycan units

D- RNA polymerase

A-30S ribosomal subunits- It is the primary target of Streptomycin and other aminoglycosides to inhibit protein synthesis.