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Repeated USMLE Questions Step 1- 348



Q- Deficiency of the enzyme argininosuccinate in urea cycle leads to the accumulation of which one of the following?

A- Arginine

B- Argininosuccinate

C- Citrulline

D- Ornithine

C- Citrulline



Q- Epinephrine acts on which one of the following receptors to constrict vascular smooth muscle?

A- α1-Adrenoceptors

B- α2-Adrenoceptors

C- β1-Adrenoceptors

D- β2-Adrenoceptors

A- α1-Adrenoceptors



Q- Which of the following is the most prominent side effect of scopolamine?

A- Bradycardia

B- Miosis

C- Mydriasis

D- Profuse sweating

C- Mydriasis



4 thoughts on “Repeated USMLE Questions Step 1- 348”

  1. Thank you. I appreciate that.

  2. Thank you say u’re very consistent man

  3. Thank you. I appreciate your feedback. I hope it helps.

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