Nerves radiate from the brain and spinal cord to convey signals to and from the target structures 由大脑及脊髓向四周扩散的神经能将信号外传至器官，或将器官的反应传回。
2.
Nerves radiate from the brain and spinal cord to convey signals to and from the target structures 由大脑及脊髓向四周扩散的神经能将信号外传至器官，或将器官的反应传回。
3.
The nerve pathways at the base of that v stimulate an area of the brain that blocks pain signals from the face and hands 大指姆与食指间v形部位的神经能刺激脑部不去接收脸部同手掌的疼痛感觉。
