Repeated USMLE Questions Step 1- Highlights- 6

Q- A 12-year-old male patient is brought to the clinic by his parents. He is diagnosed with type-1-diabetes. He is prescribed insulin as a treatment.

Which one of the following medications is a rapid-acting insulin?

A- Aspart

B- Detemir

C- Glargine


A- Aspart- It is the only one on the list that is rapid-acting insulin. Aspart lasts for 3-4 hours while detemir and glargine are long-acting insulins which last for about 24 hours. NPH is an intermediate insulin which lasts for 10-16 hours.

Q- Bilateral acoustic schwannomas and juvenile cataract occur in which one of the following conditions?

A- Marfan syndrome

B- Neurofibromatosis type 1

C- Neurofibromatosis type 11

D- Sarcoidosis

C- Neurofibromatosis type 11- It occurs due to mutation in NF2 tumor suppressor gene on Chr. 22. It is characterized by bilateral acoustic schwannomas, meningiomas and juvenile cataract.

Q- Burton line which is a bluish line on gingiva occurs in which one of the following conditions?

A- Acetaminophen overdose

B- Lead poisoning

C- Mercury poisoning

D- Nicotine toxicity

B- Lead poisoning- Burton lines also occur on metaphysis of long bones. It is also characterized by erythrocyte basophilic stippling, encephalopathy, sideroblastic anemia and wrist and foot drop.

More Repeated USMLE Questions Step 1

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