<prompt> Ventrolateral cordotomy for relief of pain in right lower limb is by cutting the:Left ventral spinothalamic tractLeft lateral spinothalamic tractRight ventral spinothalamic tractRight lateral spinothalamic tract  <response>: Pain and temperature is carried by lateral spinothalamic tract. This tract cross obliquely to the opposite side within one spinal segment and ascend in the opposite anterolateral white column as the lateral spinothalamic tract. So, pain from right leg relieved by cutting left lateral spinothalamic tract. 