抽搐的定义及范围抽搐,是指骨骼肌异常的不自主收缩,并引致关节的运动,且多为全身性、对称性。局部肌收缩不导致关节的运动,如肌束颤动(Fasciculation),肌肉颤搐(Myokemia)则不包括在内。异常的骨骼肌收缩可由于: 一、大脑运动神经元的异常放电,多产生全身性 The definition and scope of convulsions Convulsions, refers to the involuntary involuntary contraction of skeletal muscle, and lead to joint movement, and more for the whole body, symmetry. Local muscle contraction does not lead to joint movement, such as fasciculation (Fasciculation), muscle hay (Myokemia) are not included. Abnormal skeletal muscle contraction can be due to: First, the abnormal motor neuron discharge, resulting in more systemic