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Repeated USMLE Questions Step 1- 344

Q- Which of the following correctly describes pleiotropy?

A- Increased severity of a disease in succeeding generations

B- Not all individuals with mutant genotype show the same mutant phenotype

C- One gene contributes to multiple phenotypic effects

D- Phenotype is always the same among individuals having the same genotype

C- One gene contributes to multiple phenotypic effects



Q- Decreased production of which type of collagen may result in osteogenesis imperfecta?

A- Type I

B- Type II

C- Type III

D- Type IV

A- Type I



Q- What is the best treatment of gastroparesis in a diabetic patient?

A- Gastric resection

B- Metoclopramide

C- Omeprazole

D- Vagotomy

B- Metoclopramide



2 thoughts on “Repeated USMLE Questions Step 1- 344”

  1. Thank you Dr. Yesuneh. I appreciate your feedback.

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