Gross Anatomy USMLE Step 1 Practice Question
A 7-year-old boy falls from playground equipment and lands on his outstretched hand. Radiographs show a supracondylar fracture of the humerus. His forearm is cool, radial pulse is diminished, and several hours later he develops severe pain with passive finger extension. Injury to which of the following vessels is most likely responsible?
Answer choices
- ARadial artery
- BBrachial arteryCorrect answer
- CUlnar artery
- DAxillary artery
- EProfunda brachii artery
- FAnterior circumflex humeral artery
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