Gross Anatomy USMLE Step 1 Practice Question
A 42-year-old male with chronic epigastric discomfort undergoes upper endoscopy revealing mild gastritis. Gastric biopsy shows normal cuboidal-to-columnar cells with apical membrane-bound secretion granules within glands. Vital signs are stable (BP 128/82, HR 78, RR 14, Temp 37.2°C). Serum gastrin level is 95 pg/mL (normal). Helicobacter pylori testing is negative. From which anatomic region of the stomach was this specimen most likely obtained?
Answer choices
- APyloric region
- BColumns of Morgagni
- CCardiac region
- DGreater omentum
- EFundic regionCorrect answer
- FAntral region
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