Gross Anatomy USMLE Step 1 Practice Question
A 36-year-old man presents with blunt abdominal trauma and hemodynamic instability (BP 88/52, HR 128, RR 22). CT imaging reveals hepatic laceration with active bleeding. During emergency laparotomy, the surgeon applies compression to the free edge of the lesser omentum to temporarily control hemorrhage. Vital signs improve with manual compression. Which of the following structures is being clamped? (Hemoglobin 7.2 g/dL; no peritoneal perforation noted.)
Answer choices
- ASplenorenal ligament
- BGastrosplenic ligament
- CFalciform ligament
- DHepatogastric ligament
- EHepatoduodenal ligamentCorrect answer
- FEpiploic foramen (foramen of Winslow)
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.