This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous system, Subject name: Physiology
[{'content': 'Ventrolateral cordotomy for the relief of pain in the left lower limb is effective due to the cutting of \nSelect and explain. \nA. Left ventral spinothalamic tract, B. Left lateral spinothalamic tract, C. Right ventral spinothalamic tract, D. Right lateral spinothalamic tract', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Fibres from nociceptors and thermoreceptors synapse on neurons in the dorsal horn of the spinal cord. The axons from these dorsal horn neurons cross the midline and ascend in the ventrolateral quadrant of the spinal cord, where they form the ventrolateral spinothalamic pathway.', 'role': 'assistant'}]