Diabetes Mellitus USMLE Step 1 Practice Question
A 22-year-old woman with type 1 diabetes presents with a fasting glucose of 156 mg/dL and HbA1c of 8.2%. She is currently taking only basal insulin glargine and reports inconsistent meal coverage. Vital signs are stable: BP 118/76, HR 82, RR 16, Temp 98.6°F, SpO2 98%. She denies diabetic ketoacidosis symptoms. She seeks a mealtime insulin with the fastest onset of action that can be injected immediately before eating. Which agent is most appropriate?
Answer choices
- AInsulin glargine
- BInsulin lisproCorrect answer
- CInsulin detemir
- DRegular insulin
- ENPH insulin
- FInsulin degludec
See the full explanation
Get the correct-answer rationale, why each distractor is wrong, the underlying mechanism, and high-yield associations — plus adaptive practice that targets your weak areas — with a free MedBoardPRO account.