Repeated USMLE Questions Step 1- Review- 23

Q- Which one of the following cells secretes glycosaminoglycan and is found in the terminal and respiratory bronchioles?

A- Clara cells

B- K cells

C- Macrophages

D- Pneumocytes type

A- Clara cells

Q- Which one of the following drugs is a calcium channel blocker (Class IV)?

A- Amiodarone

B- Carvedilol

C- Procainamide

D- Verapamil

D- Verapamil

Q- Which one of the following arteries is most likely affected in a case of expressive aphasia?

A- Anterior cerebral

B- Middle cerebral

C- Posterior cerebral

D- Vertebral

B- Middle cerebral

See Other USMLE Step 1 Review

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