Prior to an Individual Being Aware of Pain, the Painful

Multiple Choice

Prior to an individual being aware of pain, the painful input to the dorsal horn of the spinal cord must travel to the brain. Which of the following scenarios is most accurate in describing the path to the brain?

A) The axons of most of the transmission cells cross over and ascend via the spinothalamic tract.
B) The axons of most of the transmission cells ascend ipsilaterally via the spinothalamic tract.
C) The axons of most of the transmission cells cross over and descend via the lateral spinothalamic tract.
D) The axons of all of the transmission cells descend over the spinothalamic tract to the brain.