excitable area

1. The cortex is the outside layer of the brain and the motor cortex is known as the "excitable area" because magnetic stimulation has been shown to cause a muscle twitch.
   大脑皮层是大脑的最外层，而运动皮层被认为是“可激发区域”，因为已经证明磁刺激会引起肌肉抽搐。

noun

1. the cortical area that influences motor movements

   Synonym:    motor areamotor regionmotor cortexRolando's area