Under normal circumstances, these signals would be curtailed in the dorsal horn of the spinal cord.

在正常情况下，这些信号会在脊髓背角被削弱。

Pain is merely a neurotransmission from the dorsal horn of the spinal cord and the brain stem to various regions of the brain as sensory information.

疼痛只是脊髓背角和脑干作为感觉信息向大脑各区域的神经传递。