The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A gunshot victim is brought to the Emergency Department and appears to be in shock. You note a penetrating wound at the level of L3. Assuming the bullet remained at this level, which vascular structure might have been injured?   (A) Inferior vena cava   (B) Internal iliac vein   (C) Renal artery   (D) Portal vein
['(A) Inferior vena cava <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Inferior vena cava \n (B) Internal iliac vein \n (C) Renal artery \n (D) Portal vein <> possible answers', '  A gunshot victim is brought to the Emergency Department and appears to be in shock. You note a penetrating wound at the level of L3. Assuming the bullet remained at this level, which vascular structure might have been injured? <> context@']