A 58-year-old man presents with loss of pain and temperature and motor paralysis bilaterally. However, there is no loss of proprioception and vibratory sensation. The resident suspects a stroke in the anterior spinal artery and conducts an angiogram. In adults, which segment of the anterior spinal artery is the largest?

1.C4
2.T2
3.T4
4.T8

Clinical Anatomy Questions..!!

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